as paleomagnetism and stable isotope ratios. By combining multiple geochronological (and biostratigraphic) indicators the precision of the recovered age...

time. The chronostratigraphic divisions are in turn used to define geochronologic units. The geologic time scale is a way of representing deep time based...

names that overlap. The body concerned with standardizing the names of geochronologic units is the International Commission on Stratigraphy (ICS). In 2008...

The Early Cretaceous (geochronological name) or the Lower Cretaceous (chronostratigraphic name) is the earlier or lower of the two major divisions of the...

discouraged to make a clear distinction between lithostratigraphic and geochronologic/chronostratigraphic units. The Late Jurassic is divided into three ages...

palaeontology, and geomorphology, lichenometry is a geomorphic method of geochronologic dating that uses lichen growth to determine the age of exposed rock...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

from roughly 358.86 to 323.4 million years ago. As with most other geochronologic units, the rock beds that define the Mississippian are well identified...

Washington University, provide greater insight into the petrologic and geochronologic history of the Blue Ridge basement suites. Modern studies have found...

ISSN 0091-7613. Fassett, J.E.; Heaman, L.M.; Simonetti, A. (2009). "New geochronologic and stratigraphic evidence confirms the Paleocene age of the dinosaur-bearing...

4 million years ago to 298.9 million years ago. As with most other geochronologic units, the rock beds that define the Pennsylvanian are well identified...

Hydrothermal vents are fissures on the seabed from which geothermally heated water discharges. They are commonly found near volcanically active places...

Sven; Finger, Kenneth L.; Valencia, Victor; Duhart, Paul (2014). "Geochronologic and paleontologic evidence for a Pacific–Atlantic connection during...

Series – Upper Ordovician Stage – Ashgill It is important not to confuse geochronologic and chronostratigraphic units. Chronostratigraphic units are geological...

Baryte or barite (/ˈbæraɪt, ˈbɛər-/ BARR-eyet, BAIR-), also called barytes (/bəˈraɪtiːz/ bə-RY-teez), is a mineral consisting of barium sulfate (BaSO4)...

Due, Rokus Awe; Morwood, Michael J. (October 2022). "An integrative geochronological framework for the Pleistocene So'a basin (Flores, Indonesia), and its...

faunal stages (125.77-89.8 ± 0.3 mya). It is part of the system of geochronological units historically used for describing the Cretaceous System within...

sequences (magnetostratigraphy) provides a time-scale that is used as a geochronologic tool. Evidence from paleomagnetism led to the revival of the continental...

In the geologic timescale, the Asselian is the earliest geochronologic age or lowermost chronostratigraphic stage of the Permian. It is a subdivision of...

stages were only defined regionally. As additional stratigraphic and geochronologic tools were developed, they were defined over ever broader areas. More...

(December 2006). "Timing of recovery from the end-Permian extinction: Geochronologic and biostratigraphic constraints from south China". Geology. 34 (12):...

these tephra layers into the geologic record. Tephrochronology is a geochronological technique that uses discrete layers of tephra—volcanic ash from a single...

ago, probably corresponding to the end of a major eruptive cycle. Geochronological dating has revealed subsequent synchronous eruptive cycles in different...

several other fields, in which the definitions of technical terms, like geochronological units and geopolitical entities, are explicitly delimited. The nomenclatural...

regional and, ultimately, global. In contrast to chronostratigraphic or geochronological units, that define the boundaries between periods, epochs and other...

July 2010). "Divisions of Geologic Time—Major Chronostratigraphic and Geochronologic Units" (PDF). United States Geological Survey. Retrieved 29 January...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

(Caviomorpha) from Santa Rosa (Peru, South America) framed within a new geochronological context". Historical Biology. 34 (12): 2350–2373. Bibcode:2022HBio...

Zyryanka in Russia, Llanquihue in Chile, and Otira in New Zealand. The geochronological Late Pleistocene includes the late glacial (Weichselian) and the immediately...

organization that concerns itself with stratigraphical, geological, and geochronological matters, worldwide. It is the largest subordinate body of the International...

Millions of years ago Etymology Chronostratigraphic name Upper Cretaceous Geochronological name Late Cretaceous Name formality Formal Usage information Celestial...

J.M.; Lawton, T.F. Dating dinosaurs in the Laramide foreland: U-Pb geochronologic constraints on a stratigraphic section containing Alamosaurus and the...

stop diffusing into and out of the crystal lattice. These are used in geochronologic and thermochronologic studies. The most suitable isotope systems for...

on the metamorphic evolution of the eastern Himalayan syntaxis from geochronologic and petrologic studies of Namche Barwa". Bulletin of the Geological...

'Tertiary' (abbreviated as T), which is now discouraged as a formal geochronological unit by the International Commission on Stratigraphy. Shocked minerals...

(2010), "Divisions of geologic time – major chronostratigraphic and geochronologic units", U.S. Geological Survey Fact Sheet 2010–3059, United States Geological...

; Dunn, S.B.; Brody, S.A.T. (September 30, 2021). "Late Quaternary geochronologic record of soil formation and erosion: Effects of climate change on Mojave...

The Kasimovian is a geochronologic age or chronostratigraphic stage in the ICS geologic timescale. It is the third stage in the Pennsylvanian (late Carboniferous)...

(March 2007). "Divisions of Geologic Time— Major Chronostratigraphic and Geochronologic Units" (PDF). USGS Fact Sheet 2007–3015. USGS. Retrieved 22 April 2022...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

part of it a term, 'Tertiary', that is now discouraged as a formal geochronological unit by the International Commission on Stratigraphy. "International...

Sven; Finger, Kenneth L.; Valencia, Victor; Duhart, Paul (2014). "Geochronologic and paleontologic evidence for a Pacific–Atlantic connection during...

(March 2007). "Divisions of Geologic Time— Major Chronostratigraphic and Geochronologic Units" (PDF). USGS Fact Sheet 2007–3015. USGS. Retrieved 22 April 2022...

Sven; Finger, Kenneth L.; Valencia, Victor; Duhart, Paul (2014). "Geochronologic and paleontologic evidence for a Pacific–Atlantic connection during...

evidence for copper metallurgy in Norte Chico. A 2014 paleomagnetic and geochronologic study on the Sierra de las Ánimas geological complex found that the...

shows no evidence for catastrophic flooding. However, Geophysical, geochronological, and geochemical evidence points to a "fast transgression" of the submergence...

Tephrochronology is a geochronological technique for dating archaeological, geological and palaeoenvironmental sequences and events by their location between...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

continental deposits of the Montes de Castejón (central Ebro basin, Spain) – Geochronological and paleoenvironmental implications Archived 2012-09-24 at the Wayback...

Fletcher, I.R.; Jourdan, F.; Sherlock, S.; et al. (1 June 2012). "Geochronological constraints on the age of a Permo–Triassic impact event: U–Pb and 40Ar...

crystalline basement of the Slave craton. From decades of petrologic, geochronologic, and geochemical studies, it has become apparent that the Acasta Gneiss...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

sediment. Thousands of fossils were collected along with stratigraphic, geochronologic, palynologic, paleoentomologic, and paleobotanic data that was subsequently...

Surface exposure dating is a collection of geochronological techniques for estimating the length of time that a rock has been exposed at or near Earth's...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Noachian are informally designated Pre-Noachian. The geologic time (geochronologic) equivalent of the Hesperian System is the Hesperian Period. Rock or...

the Quaternary Period. The journal's scope covers the principles of geochronological methods, their analytical procedures, and instrumentation, such as...

Hafnium–tungsten dating is a geochronological radiometric dating method utilizing the radioactive decay system of hafnium-182 to tungsten-182. The half-life...

paper argues that Pannotia never fully existed, reinterpreting the geochronological evidence: "the supposed landmass had begun to break up well before...

Marble Bar. With subsequent and more detailed geological mapping and geochronologic studies, geologists found that the major bedded cherts of the Towers...

Cassian, Wisconsin, U.S. Cassian River, Quebec, Canada Cassian (stage), a geochronologic name in Italian stratigraphy Sabinian school, known as the Cassians...

exoskeleton). Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Noachian are informally designated Pre-Noachian. The geologic time (geochronologic) equivalent of the Pre-Noachian System is the Pre-Noachian Period. Rock...

(16 April 2021). "An evaluation of Deccan Traps eruption rates using geochronologic data". Geochronology. 3 (1): 181–198. Bibcode:2021GeChr...3..181S. doi:10...

Kaiser, Jason F.; Iriarte, A. Rodrigo; Economos, Rita (August 2016). "Geochronological imaging of an episodically constructed subvolcanic batholith: U-Pb...

indicating that the two cratons were separated before 2.05 Ga. Furthermore, geochronological and palaeomagnetic evidence show that the two cratons had a rotational...

Astrochronology is the dating of sedimentary units by calibration with astronomically tuned timescales, such as Milankovic cycles, or even sunspot cycles...

of hafnium and lutetium are also used in isotope geochemistry and geochronological applications, in lutetium-hafnium dating. It is often used as a tracer...

continental formation, growth, and recycling through numerical models, geochronologic and isotopic studies, and global crustal growth models. Sylvester edited...

"Crustal evolution of the Southern Granulite Terrane, south India: New geochronological and geochemical data for felsic orthogneisses and granites". Precambrian...

Wout; Kuiper, Klaudia; Hrvatović, Hazim (2012). "Paleomagnetic and geochronologic constraints on the geodynamic evolution of the Central Dinarides". Tectonophysics...

Kaiser, Jason F.; Iriarte, A. Rodrigo; Economos, Rita (1 August 2016). "Geochronological imaging of an episodically constructed subvolcanic batholith: U-Pb...

southeast-directed backthrusting, and normal faulting along the Saint Joseph Fault. Geochronological data suggests both Middle Ordovician and Silurian cooling events. Muscovite...

ISSN 0016-7029. Lebedev, V. A.; Chernyshev, I. V.; Sharkov, E. V. (2012). "Geochronological scale and evolution of late Cenozoic magmatism within the Caucasian...

Oxygen isotope ratio cycles are cyclical variations in the ratio of the abundance of oxygen with a mass number of 18 to the abundance of oxygen with a...

separate and categorize the vast history of Earth into a scale of named geochronologic units, defined and standardized by the International Commission on Stratigraphy...

Plate tectonics Thermochronology Timeline of natural history List of geochronologic names General Consilience, evidence from independent, unrelated sources...

Center as an Example of Recent Volcanism in the Lesser Caucasus: K–Ar Geochronological and Sr–Nd Isotopic Data DOKLADY EARTH SCIENCES Vol. 393A No. 9 2003...

Fletcher, I.R.; Jourdan, F.; Sherlock, S.; et al. (1 June 2012). "Geochronological constraints on the age of a Permo–Triassic impact event: U–Pb and 40Ar...

(January 2001). "Call for an improved set of decay constants for geochronological use". Geochimica et Cosmochimica Acta. 65 (1): 111–121. Bibcode:2001GeCoA...

in the State Water Register is 12010000612112200006368. The Asselian geochronologic age is named after the river. Стрельников С. М. (2002). Географические...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

Emmonsaspis Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China". Journal...

Formerly considered Barremian, the latest chemostratigraphic and geochronological studies conclude that the Yellow Member is older, with deposition occurring...

Ghose, N. C.; Shmakin, B. M.; Smirnov, V. N. (September 1973). "Some geochronological observations on the Precambrians of Chotanagpur, Bihar, India". Geological...

constructed magma chambers in continental margin arcs: Combined field, geochronologic, and thermal modeling studies". Geosphere. 7 (6): 1439–1468. Bibcode:2011Geosp...

Shale Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

known to have affected the Morar Group. The detrital zircon and other geochronological data show that there is major break in the Moine stratigraphy at the...

history of the Changbaishan-Tianchi Volcano, China/DPRK: New field, geochronological and chemical constraints". Journal of Volcanology and Geothermal Research...

Falguères, Christophe; Cosalan, Andrea; Ingicco, Thomas (October 2024). "Geochronological advances in human and proboscideans first arrival date in the Philippines...

Plate tectonics Thermochronology Timeline of natural history List of geochronologic names General Consilience, evidence from independent, unrelated sources...

Sven N.; Finger, Kenneth L.; Valencia, Victor; Duhart, Paul (2014). "Geochronologic and paleontologic evidence for a Pacific–Atlantic connection during...

OF-2004-1075, scale 1:250,000. Odum, A.L., and Fullagar, P.D., 1973. Geochronologic and tectonic relationships between the Inner Piedmont, Brevard zones...

February 2020). "Last deglaciation in the central Balkan Peninsula: Geochronological evidence from the Jablanica Mt. (North Macedonia)". Geomorphology....

involve collision between the Pilbara, Yilgarn and Gawler Cratons? Geochronological evidence from the Mount Barren Group in the Albany–Fraser Orogen of...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

Puspaningrum, Mika R.; Yoga, Ifan (October 2022). "An integrative geochronological framework for the Pleistocene So'a basin (Flores, Indonesia), and its...

"Vaalbara, Earth's oldest assembled continent? A combined, structural, geochronological, and palaeomagnetic test", Terra Nova, 10, 250–259. Nguuri, T.K. et...

a part of it a term, Tertiary, that is now discouraged as a formal geochronological unit by the International Commission on Stratigraphy. "Aesculus L."...

Early Palaeozoic break-up of northern Gondwana, new palaeomagnetic and geochronological data from the Saxothuringian Basin, Germany". International Journal...

domain (Central Europe, west Asia) in the stratigraphy; see List of geochronologic names 1444 Pannonia, an asteroid Pannonia, a part of the surface of...

Kaiser, Jason F.; Iriarte, A. Rodrigo; Economos, Rita (August 2016). "Geochronological imaging of an episodically constructed subvolcanic batholith: U-Pb...

(medium-grained sandstone). The Stretton Shale has been assigned a geochronological time of 566Ma+/-2.9. The base of this formation is defined as the base...

Millions of years ago Etymology Chronostratigraphic name Upper Triassic Geochronological name Late Triassic Name formality Formal Usage information Celestial...

(July 2017). "Pirin metamorphic and igneous evolution revisited in a geochronological frame based on U-Pb zircon studies" (PDF). Geologica Balcanica. 46...

Kaiser, Jason F.; Iriarte, A. Rodrigo; Economos, Rita (27 May 2016). "Geochronological imaging of an episodically constructed subvolcanic batholith: U-Pb...

Altanbold; Khukhuudei, Ulambadrakh; Binnie, Steven A. (April 2024). "Geochronological (36Cl and OSL) and geomorphic insights into the formation of Terkhiin...

Poust A.W. & Boessenecker R.W. (2018). "Expanding the geographic and geochronologic range of early pinnipeds: New specimens of Enaliarctos from Northern...

Kaiser, Jason F.; Iriarte, A. Rodrigo; Economos, Rita (August 2016). "Geochronological imaging of an episodically constructed subvolcanic batholith: U-Pb...

significant amount of atmospheric oxygen in 2.32 billion years ago. Her geochronological analysis provided a better understanding of diverse sedimentary and...

isotope rhenium-187 and its daughter isotope osmium-187 provides a useful geochronologic dating technique. Molybdenite is extremely soft with a metallic luster...

Millions of years ago Etymology Chronostratigraphic name Lower Triassic Geochronological name Early Triassic Name formality Formal Usage information Celestial...

Millions of years ago Etymology Chronostratigraphic name Lower Jurassic Geochronological name Early Jurassic Name formality Formal Usage information Celestial...

history of the Changbaishan-Tianchi Volcano, China/DPRK: New field, geochronological and chemical constraints". Journal of Volcanology and Geothermal Research...

F.; Lokhov, K. I. (March 2010). "Geological Structure and Isotopic–Geochronologic Study of Rocks from the Strel'na Segment of the Terskii Greenstone Belt...

; Tindell, T.; Watanabe, K.; Swe, Y.M. (2018). "Stable isotope and geochronological study of the Mawchi Sn-W deposit, Myanmar: Implications for timing...

Williams, Froude, & Compston. (1992). The Earth's oldest known crust: A geochronological and geochemical study of 3900–4200 Ma old detrital zircons from Mt...

Kaiser, Jason F.; Iriarte, A. Rodrigo; Economos, Rita (2016-08-01). "Geochronological imaging of an episodically constructed subvolcanic batholith: U-Pb...

of 4.54 billion years measured using independently cross-validated geochronological methods including radiometric dating. Creationists dispute these and...

López-Moreno, Juan Ignacio; Moreno, Ana; the ASTER Team (2024-12-09). "Geochronological reconstruction of the glacial evolution in the Ésera valley (Central...

modern-day coccolithophores. The nannofossils are a convenient source of geochronological data due to the abundance and rapid evolution of the single-cell organisms...

Archean cratons composing Proterozoic continents. Paleomagnetic and geochronological dating mechanisms have allowed the deciphering of Precambrian Supereon...

Cordillera, Ecuador): A field, petrographic, geochemical, isotopic and geochronological study". Lithos. 218–219: 37–53. Bibcode:2015Litho.218...37B. doi:10...

Reynolds (1951) thought the term ‘agmatite’ ought to be abandoned. Recent geochronological studies from granulite-facies metamorphic terranes (e.g. Willigers...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

two phases of the Late Ordovician mass extinction on the basis of geochronological study of Ordovician-Silurian sections from the Yangtze Block (China)...

be Pleistocene age. However, geological investigations supported by geochronological analyses indicate that these rocks are much older. The 'type' Miles...

Millions of years ago Etymology Chronostratigraphic name Lower Devonian Geochronological name Early Devonian Name formality Formal Usage information Celestial...

International. Cave Deposits from Luotuo Hill, Northeast China: A Geochronologically Calibrated Mammalian Biostratigraphic Standard for the Quaternary...

marshes or swamps. tenontology The study of tendons. tephrochronology A geochronological technique that uses discrete layers of tephra—volcanic ash from a single...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Page, R. W.; Griffin, T. J.; Tyler, I. M.; Sheppard, S. (May 2001). "Geochronological constraints on tectonic models for Australian Palaeoproterozoic high-K...

Argon, being a noble gas, is a minor component of most rock samples of geochronological interest: It does not bind with other atoms in a crystal lattice. When...

Geology. Hill, Christopher L. (January 1, 2006). "Stratigraphic and geochronologic contexts of mammoth (Mammuthus) and other Pleistocene fauna, Upper Missouri...

Lutetium–hafnium dating is a geochronological dating method utilizing the radioactive decay system of lutetium–176 to hafnium–176. With a commonly accepted...

Paleo-Asian Ocean along the Solonker Suture Zone: Constraints from geochronological and geochemical data of Permian volcanic and sedimentary rocks". Tectonics...

Borduas; Paul C. Hackley; C. Mark Fanning (2004). "Petrologic and geochronologic evolution of the Grenville orogen, northern Blue Ridge province, Virginia"...

in spite of living on islands or on the continental margin. A set of geochronologic data from the Campanian geological formations of North America's Western...

continued research, advancing methods, and accumulation of volcanological, geochronological, and geochemical data have improved the dates' accuracy. The most recent...

Akhmatov Fjord at Wikimedia Commons Eurasian Arctic Tectonics - DiVA New geochronological data on Palaeozoic igneous activity and deformation in the Severnaya...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

composition is similar to that of the Ontong Java Plateau. Geochemical and geochronological evidences clearly indicate that the Galápagos hotspot initiated the...

three separate terranes with very different histories. Analysis of geochronological data in these terranes implies that East Antarctica finally came together...

upper Cretaceous shark teeth from western Alabama: Paleoecologic and geochronologic implications". Palaeogeography, Palaeoclimatology, Palaeoecology. 264...

natural history Terasecond and longer Timeline of the far future List of geochronologic names General Consilience, evidence from independent, unrelated sources...

Puspaningrum, Mika R.; Yoga, Ifan (October 2022). "An integrative geochronological framework for the Pleistocene So'a basin (Flores, Indonesia), and its...

PMID 19439437. Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Adams, C. J.; Graham, I. J.; Seward, D.; Skinner, D. N. B. (1994). "Geochronological and geochemical evolution of late Cenozoic volcanism in the Coromandel...

catalogue of Quaternary volcanoes of the Greater Caucasus based on geochronological, volcanological and isotope-geochemical data". Journal of Volcanology...

; Gunnell, Y.; Singer, B.; Zhang, X.; Souriot, T. (November 2007). "Geochronologic and stratigraphic constraints on canyon incision and Miocene uplift...

"El Salvador, Chile Porphyry Copper Deposit Revisited: Geologic and Geochronologic Framework". International Geology Review. 39 (1): 22–54. doi:10.1080/00206819709465258...

superbasins of north-central Australia: an integrated review of geochemical, geochronological and geophysical data. Australian Journal of Earth Sciences 47, 341–380...

Ramezani, Jahandar; Newall, Mark J.; Allen, Philip A. (1 December 2007). "Geochronologic constraints on the chronostratigraphic framework of the Neoproterozoic...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

and an upper member containing Kossmatia indicating a Tithonian age. Geochronological analysis of detrital zircon suggests an age of 151±2 Ma for the formation...

Puspaningrum, Mika R.; Yoga, Ifan (October 2022). "An integrative geochronological framework for the Pleistocene So'a basin (Flores, Indonesia), and its...

; Phartiyal, B.; Singh, N. P.; Sharma, K. M.; Patnaik, R. (2026). "Geochronological insights of middle miocene primates and vertebrate fauna of Ramnagar...

1111/j.1365-246X.1971.tb01805.x. D.A.D. Evans (2000). "Stratigraphic, geochronological, and palaeomagnetic constraints upon the Neoproterozoic climatic paradox"...

Quaternary geologist and geotechnical engineer. He is mostly known for his geochronological work in Patagonia. Caldenius worked as geotechnical engineer for the...

Late Eocene impact layers in the Southern Ocean: A geochemical and geochronological archive of the Popigai impact event (Report). Copernicus Meetings....

Karen S. (2007). "The magmatic evolution of the Midcontinent rift: New geochronologic and geochemical evidence from felsic magmatism" (PDF). Precambrian Research...

expert in the field of U-Pb zircon geochronology, pushing the limits of geochronologic techniques to unprecedented analytical precision and accuracy and was...

Neogene back-arc origin for the Banda Sea basins: geochemical and geochronological constraints from the Banda ridges (East Indonesia)". Tectonophysics...

and elevation above sea level of Ujjain, India". dateandtime.info. "Geochronological Study of the Deccan Volcanism by the 40Ar-39Ar Method". Archived from...

Wilton, C. R. van Staal, and K. D. Morrissey U-Pb detrital zircon geochronological constraints on the Early Silurian collision of Ganderia and Laurentia...

Fletcher, I.R.; Jourdan, F.; Sherlock, S.; et al. (1 June 2012). "Geochronological constraints on the age of a Permo–Triassic impact event: U–Pb and 40Ar...

Earth Ma, Xiaochen; Wang, Jiasheng; Wang, Zhou; et al. (March 2023). "Geochronological constraints on Cryogenian ice ages: Zircon Usingle bondPb ages from...

M.; Bussy, F. (1998). "Late Pan-African magmatism in Himalaya: new geochronological and geochemical data from the Ordovician Tso Morari metagranites (Ladakh...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

Puspaningrum, Mika R.; Yoga, Ifan (14 September 2022). "An integrative geochronological framework for the Pleistocene So'a Basin (Flores, Indonesia), and its...

Feldspathic Igneous Rocks" B. Ronald Frost, Carol D. Frost 2006 "Archean geochronological framework of the Bighorn Mountains, Wyoming" Carol D Frost, C Mark...

Publishing. Hill, Christopher L. (January 2006). "Stratigraphic and geochronologic contexts of mammoth (Mammuthus) and other Pleistocene fauna, Upper Missouri...

abandoned terrace surfaces (treads) is possible using a variety of geochronologic techniques. The type of technique used, however, is dependent on the...

Richard; Price, Jonathan D.; Donovan, Nowell (2018). "Precise U-Pb Zircon Geochronological Constraints on Voluminous Cambrian Magmatism in the Southern Oklahoma...

part of it a term, 'Tertiary', that is now discouraged as a formal geochronological unit by the International Commission on Stratigraphy. Ogg, James G...

Maria; Jaramillo, Carlos (15 September 2011). "An integrative geologic, geochronologic and geochemical study of Gorgona Island, Colombia: Implications for...

fact of White Sea aged fossils. A study done in 2024 noted that new geochronological constraints had been applied to the Shuram excursion within the Gametrail...

in Transition Or a Century of Anarchy: The First Phase, 1698-1765 "Geochronological Study of the Deccan Volcanism by the 40Ar-39Ar Method". Archived from...

(1964). "Reversals of the earth's magnetic field—Recent paleomagnetic + geochronological data provide information on time + frequency of field reversals". Science...

concrete – Building material used in ancient Rome Tephrochronology – Geochronological technique Volcanic ash aggregation Rose, W.I.; Durant, A.J. (2009)...

2023-01-02. Yu, Z.; Wang, M.; Li, Y.; Deng, C.; He, H. (2021). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

rock rich in silica and feldspar Geologic age – Smallest hierarchical geochronologic unit Geologic fault – Fracture or discontinuity in displaced rock Geologic...

retrieved 23 March 2007 Iwata, N.; Takahashi, N.; Arai, S. (1997), "Geochronological Study of the Deccan Volcanism by the 40Ar-39Ar Method", University...

Superior Craton Sandeman 2001, pp. 4–5 Sandeman, H. A. (2001). "40Ar-39Ar Geochronological Investigations of the Central Hearne Domain, Western Churchill Province...

Fletcher, I.R.; Jourdan, F.; Sherlock, S.; et al. (1 June 2012). "Geochronological constraints on the age of a Permo–Triassic impact event: U–Pb and 40Ar...

Ibarguchi, J.G., Zalduegui, J.F., Aller, J.R. and Cuesta, L.A., 2000 - Geochronological and geochemical constraints on the origin of the ophiolitic units from...

"Arctic Holocene proxy climate database – new approaches to assessing geochronological accuracy and encoding climate variables". Climate of the Past. 10 (4):...

Retrieved 30 August 2020. Zimmerer, Matthew; McIntosh, William C. (2013). "Geochronologic evidence of upper-crustal in situ differentiation: Silicic magmatism...

of ice, analogous to a water divide. Ice divides are important for geochronological investigations that use ice cores, since such coring is typically made...

Amino acid dating or racemization dating is a dating technique used to estimate the age of a specimen in paleobiology, molecular paleontology, archaeology...

'Tertiary' (abbreviated as T), that is now discouraged as a formal geochronological unit by the International Commission on Stratigraphy. Gradstein, Felix...

Pandit, M. K., Tamrat, E., & Malone, S. J., 2006. A paleomagnetic and geochronologic study of the Majhgawan kimberlite, India: implications for the age of...

Ashley; Boessenecker, Robert (2018). "Expanding the geographic and geochronologic range of early pinnipeds: new specimens of Enaliarctos from Northern...

Western Australia. Australian Journal of Earth Sciences 39:67-78. Geochronological analysis of Narryer Gneiss zircons Myers, J.S., 1990. Western Gneiss...

edu/download/108627559/N3098.pdf Paleogene Mammals from the Andes of Central Chile: A Preliminary Taxonomic, Biostratigraphic, and Geochronologic Assessment v t e...

Island pluton of the Rye Complex, coastal New Hampshire and Maine, USA: geochronological and chemical evidence for the affinity of an enigmatic terrane". Atlantic...

M. (1 March 2009). "The Akilia Controversy: field, structural and geochronological evidence questions interpretations of >3.8 Ga life in SW Greenland"...

DP, SA Bowring, BR Ilg, KE Karlstrom, and ML Williams (1996) U-Pb geochronologic constraints on the Paleoproterozoic crustal evolution of the Upper Granite...

ISSN 1871-1014. Dodson, Martin H. (1973). "Closure temperature in cooling geochronological and petrological systems". Contributions to Mineralogy and Petrology...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018-03-15). "Geochronological constraint on the Cambrian Chengjiang biota, South China". Journal...

Puspaningrum, Mika R.; Yoga, Ifan (October 2022). "An integrative geochronological framework for the Pleistocene So'a basin (Flores, Indonesia), and its...

James; Gomez, Jeanette; Tattersfield, Peter (2007) Stratigraphic and geochronological context of human habitation along the Galana River, Kenya. Geoarchaeology...

(December 2006). "Timing of recovery from the end-Permian extinction: Geochronologic and biostratigraphic constraints from south China". Geology. 34 (12):...

the Azores Triple Junction: Evidence from combined geochemical and geochronological data on Faial, S. Jorge and Terceira volcanic islands". Lithos. 210:...

Thrust zone in Nepal Himalaya". Tectonophysics. Asia out of Tethys: Geochronologic, Tectonic and Sedimentary Records. 451 (1–4): 265–281. Bibcode:2008Tectp...

the Azores Triple Junction: Evidence from combined geochemical and geochronological data on Faial, S. Jorge and Terceira volcanic islands". Lithos. 210–211...

In statistics, the reduced chi-square statistic is used extensively in goodness of fit testing. It is also known as mean squared weighted deviation (MSWD)...

Millions of years ago Etymology Chronostratigraphic name Lower Ordovician Geochronological name Early Ordovician Name formality Formal Usage information Celestial...

Noachian are informally designated Pre-Noachian. The geologic time (geochronologic) equivalent of the Noachian System is the Noachian Period. Rock or surface...

databases. In addition, the considerable growth and greater reliability of geochronological techniques has provided better resolution of the main subdivisions...

23. C. J. Adams; I. J. Graham; D. Seward; D. N. B. Skinner (1994). "Geochronological and geochemical evolution of late Cenozoic volcanism in the Coromandel...

Skinner, A. R.; Sahni, Ashok; Chauhan, M. S.; Khan, H. S. (2009). "New geochronological, paleoclimatological, and archaeological data from the Narmada Valley...

John; Falguères, Christophe; Cosalan, Andrea; Ingicco, Thomas (2024). "Geochronological advances in human and proboscideans first arrival date in the Philippines...

among the fossils that have been recovered from the formation. It is geochronologically equivalent to the Lower Colorado Group and the Viking Formation in...

Retrieved 31 January 2016. Roy, A.; Purohit R. "4. Lithostratigraphic, geochronological and depositional framework of the Precambrian basins of the Aravalli...

SE Asia: The record in Borneo". Tectonophysics. Asia out of Tethys: Geochronologic, Tectonic and Sedimentary Records. 451 (1–4): 366–389. Bibcode:2008Tectp...

Cole, R.; Stork, A.; Hood, W.; Heizler, M. (2017). "Geochemical and geochronological characterization of Grand Mesa Volcanic Field, western Colorado" (PDF)...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

became more firmly established. Until 2013, the uncertainties in the geochronologic dates had been too coarse to confirm that the volcanic eruptions were...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

Olsen, Kent & Whiteside (2010) stated that there is no independent geochronological support for its assumed age, and the available data makes it impossible...

1016/s0012-821x(98)00031-4[dead link] Evans, David A. D. (2000), "Stratigraphic, geochronological, and paleomagnetic constraints upon the Neoproterozoic climatic paradox"...

Ashley W.; Boessenecker, Robert W. (2018). "Expanding the geographic and geochronologic range of early pinnipeds: New specimens of Enaliarctos from Northern...

erectus and Homo heidelbergensis. Samim et al. (2025) determine distinct geochronological ages for the Lower, Middle and Upper Nariokotome tuffs (Turkana Basin...

Falguères, Christophe; Cosalan, Andrea; Ingicco, Thomas (October 2024). "Geochronological advances in human and proboscideans first arrival date in the Philippines...

V. (2006). "Late Riphean rifting and breakup of Laurasia: data on geochronological studies of ultramafic alkaline complexes in the southern framing of...

23. C. J. Adams; I. J. Graham; D. Seward; D. N. B. Skinner (1994). "Geochronological and geochemical evolution of late Cenozoic volcanism in the Coromandel...

John; Falguères, Christophe; Cosalan, Andrea; Ingicco, Thomas (2024). "Geochronological advances in human and proboscideans first arrival date in the Philippines...

1038/s41586-018-0072-8. J. B. Lambard; A. Pereira; P. Voinchet; et al. (2024). "Geochronological advances in human and proboscideans first arrival date in the Philippine...

Min; Li, Youjuan; Deng, Chenglong; He, Huaiyu (2021-12-01). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

tectonic evolution of Cenozoic extensional basins, northeast Brazil: Geochronological constraints from continental basalt 40Ar/39Ar ages". Journal of South...

Publishing. p. 247. ISBN 1-903544-07-6. Becerril, L.; et al. (2016). "Geochronological constraints on the evolution of El Hierro (Canary Islands)". Journal...

Science. 13: 69–72. Ma, Xiaochen; Wang, Jiasheng; et al. (March 2023). "Geochronological constraints on Cryogenian ice ages: Zircon Usingle bondPb ages from...

time scales. A geologic time scale is a scheme that integrates the geochronologic subdivisions of geologic time and their absolute ages and durations...

species Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

burrowing. Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Cambrian) Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Emmonsaspis Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

"Vaalbara, Earth's oldest assembled continent? A combined. structural, geochronological, and palaeomagnetic test" (PDF). Terra Nova. 10(5): 250–259. Willams...

assumed that it was part of Eurasia since the Mesozoic, but more recent geochronological studies suggest that it was located near the northwestern Australia...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

ultrahigh-pressure metamorphic rocks". Tectonophysics. Asia out of Tethys: Geochronologic, Tectonic and Sedimentary Records. 451 (1): 225–241. Bibcode:2008Tectp...

Suture Zone in the Eastern Karakoram: New Geochemical and Zircon U–Pb Geochronological Observations". Geological Magazine. 157 (9): 1451–1472. Bibcode:2020GeoM...

Mountains were created in a Cambrian extensional rift environment. Geochronological information on the early Paleozoic history of the Cape fold belt shows...

comparatively little attention, particularly with respect to modern geochronological techniques. A recent study (de Grave, 2015) aimed to fill this gap...

Society of America. 477 pp. ISBN 978-0-8137-5406-2 Kish, S.A, 1983. A geochronological study of deformation and metamorphism in the Blue Ridge and Piedmont...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

Formation strata in Arizona and New Mexico (USA): High-precision U-Pb geochronological constraints on the Late Triassic evolution of dinosaurs". American...

responsible for the current designation of the Montes Riphaeus. The Riphean geochronological period was also named after the Riphean Mountains, in reference to...

Phillips, David; Matchan, Erin L.; Dosseto, Anthony (1 December 2014). "Geochronological, morphometric and geochemical constraints on the Pampas Onduladas long...

prey. Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Puspaningrum, Mika R.; Yoga, Ifan (October 2022). "An integrative geochronological framework for the Pleistocene So'a basin (Flores, Indonesia), and its...

Australia. Tectonics 15: 1431–1446. Neumann NL & Fraser GL. 2007. Geochronological synthesis and time-space plots for Proterozoic Australia. Geoscience...

part of it a term, 'Tertiary', that is now discouraged as a formal geochronological unit by the International Commission on Stratigraphy. Footnotes Ruggiero...

part of it a term, 'Tertiary', that is now discouraged as a formal geochronological unit by the International Commission on Stratigraphy. Ogg, James G...

Zhiqiang; Wang, Min; Li, Youjuan; Deng, Chenglong; He, Huaiyu (2021). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

Dinomischus Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

Mejía, J.M. (2007), U–Pb zircon ages of the "Antioquian Batholith": geochronological constraints of Late Cretaceous magmatism in the Central Andes of Colombia...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

Caves Rimrock Draw Rockshelter [1] Allaun, Sarah A., et al., "The Geochronological and Geoarchaeological Context of the Clovis-Age La Prele Mammoth Site...

Zhou, Mei-Fu; Wang, Christina Yan; Xia, Bin (2006). "Structural and geochronological constraints on the tectonic evolution of the Dulong-Song Chay tectonic...

Myllokunmingia Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Tuladhar 1988. Liu & Einsele 1994. Elizabeth Jacqueline Catlos (2000). Geochronologic and Thermobarometric Constraints on the Evolution of the Main Central...

Isotope geochemistry is an aspect of geology based upon the study of natural variations in the relative abundances of isotopes of various elements. Variations...

meters below the overlying Bearpaw Formation. Based on a Bayesian geochronological model from a 2022 study by Ramezani et al., the horizon from which...

in the 20th and 21st centuries show that the system remains active. Geochronological studies based on 40 Ar/39 Ar and U–Th dating divide Brava’s volcanic...

Li, Youjuan; Deng, Chenglong; He, Huaiyu (December 1, 2021). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

on various sponsored projects, including Geochemical, Isotopic and Geochronological characterisation of Granotoids from the Central Indian Tectonic Zones...

is published by Langer, Ramezani & Da Rosa (2018). Paleomagnetic and geochronologic study on the Chinle Formation (Petrified Forest National Park, Arizona...

seminal paper by Martin H. Dodson, "Closure temperature in cooling geochronological and petrological systems" in the journal Contributions to Mineralogy...

Myrow, P.; Landing, E.; Ramezani, J.; Grotzinger, J. (April 2003). "Geochronological constraints on terminal Neoproterozoic events and the rise of Metazoan"...

boundary is a necessary step in its process of formal recognition as a geochronological/chronostratigraphic unit. A lower boundary is defined by locating a...

early dinosaurs), is published by Ikeda, Ozaki & Legrand (2020). New geochronologic and paleoclimatic data from Carnian-aged strata in the Ischigualasto-Villa...

Upadhyay, Dewashish; Mishra, Biswajit (September 2013). "Contrasting geochronological evolution of the Rajpura–Dariba and Rampura–Agucha metamorphosed Zn–Pb...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China". Journal...

rocks at the Poços de Caldas alkaline massif, SE Brazil: Geologic and geochronologic evidence". Revista Brasileira de Geociências (Now Brazilian Journal...

Blenkinsop, T.; Mukwakwami, J. and Dalziell, I. 2003. New paleomagnetic and geochronological data from the Mesoproterozoic Umkondo dolerites, South Africa. EGS...

Polydesmia The following is a list of Actinocerid genera whose fossils are geochronologically found first in upper Arenig strata. These genera may survive into...

reconstruction Plate tectonics Timeline of natural history List of geochronologic names General Consilience, evidence from independent, unrelated sources...

Duluth Complex and related mafic intrusions, northeastern Minnesota: Geochronological insights to physical, petrogenetic, paleomagnetic, and tectonomagmatic...

Adams, C. J.; Graham, I. J.; Seward, D.; Skinner, D. N. B. (1994). "Geochronological and geochemical evolution of late Cenozoic volcanism in the Coromandel...

Geology. The Application and Interpretation of Micro-analytical Data in Geochronological Systems. 261 (1): 185–195. doi:10.1016/j.chemgeo.2008.09.006. ISSN 0009-2541...

Schuster, P., Danišík, M., Fügenschuh, B., Minár, J., Madarás, J., 2016, Geochronological evidence for the Alpine tectono-thermal evolution of the Veporic Unit...

Zhiqiang; Wang, Min; Li, Youjuan; Deng, Chenglong; He, Huaiyu (2021). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

floor morphology, remotely operated vehicle observations and 40Ar-39Ar geochronological studies: West Rota Volcano, Mariana Arc". Island Arc. 17 (1): 70–89...

of youngest volcanism in the Borzhomi region of Georgia: Isotopic-geochronological evidence". ResearchGate. Retrieved 2019-01-01. "Bakuriani Ski Resort...

Wang, Yaqiong; Ma, Qiang; Xu, Yi-Gang (2021-04-12). "High-precision geochronological constraints on the duration of 'Dinosaur Pompeii' and the Yixian Formation"...

Luminescence dating refers to a group of chronological dating methods of determining how long ago mineral grains were last exposed to sunlight or sufficient...

November 11, 2014. Retrieved April 27, 2013. Frost, Carol. "Archean geochronological framework of the Bighorn Mountains, Wyoming". Canadian Journal of Earth...

evolution of the Precambrian basement of the Tarim Block in NW China: New geochronological evidence from deep drilling samples". Precambrian Research. 235: 150–162...

early Ordovician, however, there is an unfortunate lack of direct geochronological age constraints throughout the succession. There is some debate as...

11 million years (based on the isochronous rubidium-strontium Rb-Sr geochronological method). Paleomagnetic studies have established that the coordinates...

Karen S. (2007). "The magmatic evolution of the Midcontinent rift: New geochronologic and geochemical evidence from felsic magmatism" (PDF). Precambrian Research...

cycles of the early Triassic Daye Formation, South China and their geochronological and paleoclimatic implications". Gondwana Research. 22 (2): 748–759...

for neutron radiography, neutron diffraction, prompt gamma NAA and geochronological techniques. Commercial activities include radioisotope production and...

meltwater. The sediment contained in a proglacial lake is a useful geochronological tool that records patterns of change in a glaciated region. Proglacial...

Paleo-Asian Ocean along the Solonker Suture Zone: Constraints from geochronological and geochemical data of Permian volcanic and sedimentary rocks". Tectonics...

done by Westraat et al. (2005): "Multiple intrusive relationships and geochronological evidence suggests that granite sheeting and the assembly of the pluton...

E.V. "The Tectogenesis Stages of the Antarctic Shield: Review of Geochronological Data" (PDF). Retrieved 21 November 2014. Golynsky, A.V.; Ivanov, S...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

map of the Carnation 7.5-minute quadrangle, King County, Washington – Geochronologic, geochemical, point count, geophysical, earthquake, fault, and neotectonic...

indicate that the layer contains hypervelocity impact ejecta. Zircon geochronologic data shows that this layer formed 1878 to 1836 million years ago; the...

41 (3–4), 117–175 Crosby, 2002. "An Evaluation of Fossil Tufa as a Geochronologic and Paleoclimatic Tool: Naukluft Mountains, Namibia" Unpublished works...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

(1975-07-01). "The Neogene calcalkaline volcanism of Central Anatolia: geochronological data on Kayseri—Nigde area". Geological Magazine. 112 (4): 349–360...

Unwin Hyman, 1990, Vol 1, pp. 54–68. Eriksen, B.V. Reconsidering the geochronological framework of Lateglacial hunter-gatherer colonization of southern Scandinavia...

early tyrannosaurid, hadrosaurid and centrosaurine dinosaurs. A set of geochronologic data from the Campanian geological formations of North America's Western...

(1995). Caledonian and Variscan granitoids of the Gotthard massif: new geochronological and geochemical results, Schweizerische Mineralogische und Petrographische...

Puspaningrum, Mika R.; Yoga, Ifan (October 2022). "An integrative geochronological framework for the Pleistocene So'a basin (Flores, Indonesia), and its...

dk/books/JAS_39/excerpt.pdf Eriksen, Berit Valentin; Reconsidering the geochronological framework of Lateglacial hunter-gatherer colonization of southern Scandinavia...

continental basement in the Guatemala suture zone: A petrological and geochronological study of high-pressure metagranitoids from the Chuacús complex". Lithos...

Detrital zircon geochronology is a scientific technique for understanding the age and provenance of sedimentary deposits. To determine the age of zircons...

Adams, C. J.; Graham, I. J.; Seward, D.; Skinner, D. N. B. (1994). "Geochronological and geochemical evolution of late Cenozoic volcanism in the Coromandel...

deposits from the Michilla mining district, northern Chile: a 40Ar/39Ar geochronological approach". Mineralium Deposita. 43: 61–78. Townley, Brian; Roperch...

"Vaalbara, Earth's oldest assembled continent? A combined structural, geochronological, and palaeomagnetic test". Terra Nova. 10 (5): 250–259. Bibcode:1998TeNov...

doi:10.1130/G30493.1. ISSN 1943-2682. "Structural, petrological and geochronological data from Fosdick Mountains, Marie Byrd Land". gcmd.gsfc.nasa.gov....

Min; Li, Youjuan; Deng, Chenglong; He, Huaiyu (2021-12-01). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

representing the oldest record of Enhydra in the Pacific with robust geochronologic age control reported so far. New specimens of members of the genus Enaliarctos...

reworking in the western Dharwar craton, southern India: Tectonic, geochronologic and geochemical constraints". Precambrian Research. 150 (1–2): 1–26...

(strata) in chronostratigraphy Time spans in geochronology Notes to geochronological units Eonothem Eon 4 total, half a billion years or more Erathem Era...

Mikoyan Bay at Wikimedia Commons Eurasian Arctic Tectonics - DiVA New geochronological data on Palaeozoic igneous activity and deformation in the Severnaya...

tectonics Plate reconstruction Timeline of natural history List of geochronologic names General Consilience, evidence from independent, unrelated sources...

petrologic, stratigraphic, structural, metamorphic, igneous, geochemical, geochronological, thermochronological, and geophysical investigations, and set a standard...

tunicates. Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Neogene back-arc origin for the Banda Sea basins: geochemical and geochronological constraints from the Banda ridges (East Indonesia)". Tectonophysics...

criticised by other varve pioneers like Ernst Antevs. In 1924, the Geochronological Institute, a special laboratory dedicated to varve research was established...

"Nunat Aqqi; Stednavne". asiaq.maps.arcgis.com. Retrieved 2022-12-03. A geochronological and petrological study of a Cretaceous mafic dyke swarm, Peary Land...

Csaba; Vereș, Daniel; Braun, Mihály (2013-04-01). "Morphometrical and geochronological constraints on the youngest eruptive activity in East-Central Europe...

Hubert (2003). "Tectonic evolution of the Zambezi orogenic belt: geochronological, structural, and petrological constraints from northern Zimbabwe"....

of the P-T-t path. To figure out the age of the metamorphic events, geochronological techniques are used. It utilizes the idea of radioactive decay of long-lived...

Jason B. "Polygenetic ophiolite belt of the California Sierra Nevada: Geochronological and tectonostratigraphic development." Journal of Geophysical Research:...

of Plate Boundaries Along Part of the Northern Dead Sea Transform: Geochronologic and Paleomagnetic Evidence". Tectonics. 12 (2): 477–491. Bibcode:1993Tecto...

ISSN 0008-4077. Gower, Charles F; Krogh, Thomas E (May 2002). "A U–Pb geochronological review of the Proterozoic history of the eastern Grenville Province"...

dating of a single-grain mineral, a method that can determine the geochronological and thermochronological properties of minerals. For example, U/Pb SHRIMP...

Alberts 1995, p. 554. Alberts 1995, p. 431. Adams, C.J. (1986), "Geochronological studies of the Swanson Formation of Marie Byrd Land, West Antarctica...

; Yokoyama, E.; Souza Filho, C. R.; Marangoni, Y. (1 June 2012). "Geochronological constraints on the age of a Permo–Triassic impact event: U–Pb and 40Ar...

"Vaalbara, Earth's oldest assembled continent? A combined structural, geochronological, and palaomagnetic test". Terra Nova. 10 (5): 250–259. Bibcode:1998TeNov...

Millions of years ago Formerly part of Tertiary Period/System Etymology Geochronological name Formal Usage information Celestial body Earth Regional usage Global...

(8 April 2022). "The 1991 explosive Hudson volcanic eruption as a geochronological marker for the Northern Antarctic Peninsula". Anais da Academia Brasileira...

Avalonia and that the subduction within Iapetus had stopped. Yet newer geochronological studies seem to indicate, that the relation between subduction, appinite...

1016/S0301-9268(03)00127-X. ISSN 0301-9268. T. Skulski (2000). "Geological and geochronological investigations in the Stull Lake–Edmund Lake greenstone belt and granitoid...

J.; Ryan, J.J.; Qui, H; Ashton, K.E.. (2013), "Arrowsmith orogeny: Geochronological and thermobarometric constraints on its extent and tectonic setting...

The drilling site of the North Greenland Ice Core Project (NGRIP or NorthGRIP) is near the center of Greenland (75.1 N, 42.32 W, 2917 m, ice thickness...

Duluth Complex and Related Mafic Intrusions, Northeastern Minnesota: Geochronological Insights to Physical, Petrogenetic, Paleomagnetic, and Tectonomagmatic...

among the fossils that have been recovered from the formation. It is geochronologically equivalent to the Lower Colorado Group and the Viking Formation in...

Min; Li, Youjuan; Deng, Chenglong; He, Huaiyu (2021-12-01). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

Cecilia; Barros, Mercedes; dos Santos, Anderson Costa (2024-01-21). "Geochronological and stratigraphical characterization of lower Jurassic tectonically-controlled...

The Greenland Ice Core Project (GRIP) was a research project organized through the European Science Foundation (ESF). The project ran from 1989 to 1995...

which was rare among ceratopsids. According to Sampson and colleagues, geochronologic dating indicates that the brief geological interval preserved within...

anatexis within the eastern South China Block: Geochemical, zircon U–Pb geochronological and Hf isotopic fingerprints from the gneissoid granites of Wugong...

2023. Yang, C.; Li, X.-H.; Zhu, M.; Condon, D. J.; Chen, J. (2018). "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). Journal...

Axel K.; He, Dian; Weigand, Eric L. (1 April 2011). "Structural and geochronological evidence for the leading edge of the Greater Himalayan Crystalline...

The European Project for Ice Coring in Antarctica (EPICA) is a multinational European project for deep ice core drilling in Antarctica. Its main objective...

assisted Lawrence Wager to improve the university's geochemical and geochronological research. There he developed a new table of ionic radii. In 1956, Ahrens...

that the world was at least 70,000 years old. In 1795 the very first geochronologic period – the Jurassic – was named. Soon thereafter, Buffon's colleague...

given this name by R. Treasher in 1942. In 2002, as geochemical and geochronological information on the Boring deposits accumulated, they were designated...

ISSN 0148-0227. Wei, Xun; Zhang, Yan; Shi, Xuefa; Zhang, Hui (June 2024). "Geochronological and geochemical constraints on the petrogenesis and geodynamic process...

similarly large igneous provinces emplaced at other times. A 2019 geochronological study found that the emplacement of the Karoo-Ferrar large igneous...

Jin-Hui; Liu, Xiao-Ming; Zhang, Xiao-Ou (May 2006). "Zircon U–Pb geochronological constraints on the Paleoproterozoic crustal evolution of the Eastern...

discrepancies between reported field relations, age of fossils, and geochronologic data.' An early 1955 study divided the Mountains' sedimentary rocks...

Neogene back-arc origin for the Banda Sea basins: geochemical and geochronological constraints from the Banda ridges (East Indonesia)". Tectonophysics...

H., Cashman, P.H., Gehrels, G., and Dickinson, W.R., 2015, New U-Pb geochronologic and Hf isotopic analyses of the Cambrian-Devonian strata of the Roberts...

volcanoes in China Wang, J.B., and Zhao, S.W (2017), Geochemical and geochronological characteristics of Late Cretaceous to Earth Paleocene granitoids in...

012.01.01. Shu, L. S.; Faure, M.; Yu, J. H.; Jahn, B. M. (2011). "Geochronological and geochemical features of the Cathaysia block (South China): new...

The International Tree-Ring Data Bank (ITRDB) is a data repository for tree ring measurements that has been maintained since 1990 by the United States'...

Andreas; Ludvigson, Gregory; Suarez, Celina A. (22 September 2023). "New Geochronological Age Constraint and Chemostratigraphy for Aptian Lacustrine Strata,...

Wang, Yaqiong; Ma, Qiang; Xu, Yi-Gang (2021-04-12). "High-precision geochronological constraints on the duration of 'Dinosaur Pompeii' and the Yixian Formation"...

(1990). The Haverty Human Skeletons: Morphological, Depositional, and Geochronological Characteristics. Journal of California and Great Basin Anthropology...

Approximately 400 kyr before the MCE occurred a major negative δ13C excursion. Geochronological analysis of the Iona-1 core from the Eagle Ford Group of Texas shows...

Geer retired from teaching and became the founder-director of the Geochronological Institute at Stockholm University. In 1940, De Geer published his longest...

Wang, Yaqiong; Ma, Qiang; Xu, Yi-Gang (2021-06-12). "High-precision geochronological constraints on the duration of 'Dinosaur Pompeii' and the Yixian Formation"...

Min; Li, Youjuan; Deng, Chenglong; He, Huaiyu (2021-12-01). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

identical age, and occur along a rifted belt. Recent paleomagnetic and geochronological data from the central Wyoming craton support the hypothesis that the...

экстремальных условиях, Северная Земля Eurasian Arctic Tectonics - DiVA New geochronological data on Palaeozoic igneous activity and deformation in the Severnaya...

localizations suggest a physical trace of metabolism's progressive geochronological emergence". Journal of Biomolecular Structure and Dynamics. 38 (12):...

Suite in the Yanshan Fold and Thrust Belt, Eastern North China Craton: Geochronological, Geochemical and Nd–Sr–Hf Isotopic Evidence for Lithospheric Thinning"...

The Berkeley Geochronology Center (BGC) is a non-profit geochronology research institute in Berkeley, California. It was originally a research group in...

constructed magma chambers in continental margin arcs: Combined field, geochronologic, and thermal modeling studies". Geosphere. 7 (6): 1439–1468. Bibcode:2011Geosp...

southwestern Superior Province: sedimentological, geochemical, and geochronological evidence". Canadian Journal of Earth Sciences. 43 (7). NRC Research...

"520-Million-Year-Old Fossil Sheds Light on Origin of Gills in Arthropods". 2022. "Geochronological constraint on the Cambrian Chengjiang biota, South China" (PDF). nora...

V.; Nagotko, Kimberly N.; Daniel, Christopher G. (September 2020). "Geochronologic and Hf-isotope framework of Proterozoic rocks from central New Mexico...

The Greenland Ice Sheet Project (GISP) was a decade-long project to drill ice cores in Greenland that involved scientists and funding agencies from Denmark...

interpolation algorithm that compares event sequence positions and geochronological age estimates for collections that have them. The calibration only...

Formation strata in Arizona and New Mexico (USA): High-precision U-Pb geochronological constraints on the Late Triassic evolution of dinosaurs". American...

events that have occurred throughout Earth's history. Many different geochronological methods have been developed, using various Earth materials and geological...

first central volcanism (between 500 and 100 ka ago) inferred from geochronological and stratigraphic data. International Journal of Earth Sciences, 97(1)...

on the metamorphic evolution of the eastern himalayan syntaxis from geochronologic and petrologic studies of namche barwa". GSA Bulletin. 121 (3–4): 385–407...

Xian-Hua; Zhu, Maoyan; Condon, Daniel J.; Chen, Junyuan (2018-03-15). "Geochronological constraint on the Cambrian Chengjiang biota, South China". Journal...

(2004). "Eclogites of the Snowbird tectonic zone: petrological and U-Pb geochronological evidence for Paleoproterozoic high-pressure metamorphism in the western...

Filipova-Marinova, Mariana (2017-01-01). "Compilation of geophysical, geochronological, and geochemical evidence indicates a rapid Mediterranean-derived submergence...

117–156. 22. 1968 S. Moorbath, K. Bell, B.E. Leake & W.S. McKerrow. Geochronological Studies in Connemara and Murrisk, Western Ireland. In Radiometric dating...

Plate tectonics Thermochronology Timeline of natural history List of geochronologic names General Consilience, evidence from independent, unrelated sources...

1134/s0001437024010107. Wei, Xun; Zhang, Yan; Shi, Xuefa; Zhang, Hui (June 2024). "Geochronological and geochemical constraints on the petrogenesis and geodynamic process...

diorite and granodiorite This magmatic sequence shows the following geochronological and geochemical trends: decreasing age from the margin to the center...

stabilization and maturation after the Archean-Proterozoic transition. Limited geochronological data indicate a prolonged period of metamorphic overprint, lasting...

Dien Bien Phu Basin, NW Vietnam: Some insights from petrological and geochronological studies". Journal of Asian Earth Sciences. 29 (1): 1–17. Bibcode:2007JAESc...

Clarke, S. J. (1999). The application of the amino acid racemisation geochronological technique to the Australian megafaunal locality, Cuddie Springs (BSc...

D. A.; Hein, J. R. (2002). "The Line Islands revisited: New Ar/Ar geochronologic evidence for episodes of volcanism due to lithospheric extension". Geochemistry...

M. R.; McNicoll, V. J.; Schetselaar, E. M.; Grover, T. W. (2000). "Geochronological and kinematic constraints on crustal shortening and escape in a two-sided...

KYRGYZSTAN: AGE SUBSTANTIATION BASED ON DETRITAL ZIRCON U–Th–Pb (LA-ICP-MS) GEOCHRONOLOGICAL STUDY". Доклады Российской академии наук. Науки о Земле / Doklady Earth...

of dynamic stress changes and fluid pressure variations. Improved geochronological data on gold and paleo-reconstructions have given a better understanding...

Comminution dating is a developing radiometric dating technique based on the disequilibrium between uranium isotopes in fine-grained sediments. An alpha-particle...

Lithostratigraphy is a sub-discipline of stratigraphy, the geological science associated with the study of strata or rock layers. Major focuses include...

and more tentative than the ages for the above continents, with poor geochronological constraints. There is no consensus for the names of some of the ages...

PMID 30050159. Tankersley, Kenneth Barnett; Herzner, Louis (April 2022). "Geochronological aspects of terminal Late Fort Ancient sites in the Little Miami-Ohio...

margin of the Central Andean Puna Plateau: Evidence from magmatic, geochronological and structural observations". Tectonophysics. 494 (1–2): 48–63. Bibcode:2010Tectp...

1111/j.1469-8137.1970.tb02498.x. ISSN 0028-646X. Reconsidering the geochronological framework of Lateglacial hunter-gatherer colonization of southern Scandinavia...

and later accreted during collision between Laurentia and Gondwana. Geochronological evidence shows that the Famatinian magmatic belt extends south from...

Geer retired from teaching and became the founder-director of the Geochronological Institute at Stockholm University. Following her husband's death in...

33(1), 17–20. Dodson, M. H. (1973). Closure temperature in cooling geochronological and petrological systems. Contributions to Mineralogy and Petrology...

backed up by a limited amount of deep borehole samples, yielding geochronological and isotope data. On the basis of this dataset, the block appears to...

1144/jgs2024-029. Moles, N.R.; Selby, D. (2023). "Implications of new geochronological constraints on the Aberfeldy stratiform barite deposits, Scotland,...

Sun, Yong; Zhao, Yan; Liu, BingXiang; Lai, Shaocong (1 July 2014). "Geochronological, geochemical, and Nd-Hf isotopic studies of the Qinling Complex, central...

The Jurassic-Cretaceous boundary in the High Andes of Mendoza: New geochronological constraints Fernández-López, Sixto Rafael; Pavia, Giulio; Erba, Elisabetta;...

L., Gower, C. and Owen, J.V., 2002. Augmented and reassessed U-Pb geochronological data from the Labradorian-Grenvillian front in the Smokey archipelago...

Liverpool), and Andy Herries (La Trobe University, Australia) did Geochronological and stratigraphic work for both projects. Map all coordinates using...

His researches are reported to have assisted in understanding the geochronological constraints for the evolution of continental flood basalts in the Indian...

Min; Li, Youjuan; Deng, Chenglong; He, Huaiyu (2021-12-01). "New geochronological constraints for the Lower Cretaceous Jiufotang Formation in Jianchang...

origin. "Ungual, distal metatarsal." Massospondylus M. carinatus Geographically located in Transvaal. Geochronologically located in Early Jurassic strata....

127T. doi:10.1144/GSL.SP.1995.095.01.08. Pidgeon, R. T. (June 1984). "Geochronological constraints on early volcanic evolution of the Pilbara Block, Western...

initiated efforts on dating of Indian rock formations using nuclear geochronological techniques. He was the author of a monograph, two volumes of 'Source...

These projects produced a series of publications that established the geochronological framework of Western Australian geology, for example in the Pilbara...

(Caviomorpha) from Santa Rosa (Peru, South America) framed within a new geochronological context". Historical Biology: An International Journal of Paleobiology...

ISBN 978-981-4317-21-4. Dodson, Martin H. (1973). "Closure temperature in cooling geochronological and petrological systems". Contributions to Mineralogy and Petrology...

Journal of Geomechanics. 2: 80–84. Li, J.H. (2013). "Structural and geochronological constraints on the Mesozoic tectonic evolution of the North Dabashan...

history of the Changbaishan-Tianchi Volcano, China/DPRK: New field, geochronological and chemical constraints". Journal of Volcanology and Geothermal Research...

Maurice; Malavieille, Jacques; Xu, Zhiqin; Yang, Jingsui (2003). "Geochronological and geochemical constraints on Mesozoic suturing in east central Tibet"...

thickness of more than 1,500 metres (4,900 ft) were gathered for U-Pb geochronological analysis. The detrital zircon age spectrum ranged from 1433 to 2957...

; Yin, Q.-Z.; Wang, Y.; Ma, Q.; Xu, Y.-G. (2021). "High-Precision Geochronological Constraints on the Duration of 'Dinosaurs Pompeii' and the Yixian Formation"...