Aber Mawr Formation

Aber Mawr Formation
Stratigraphic range: Arenig
TypeGeological formation
UnderliesPorth Lauog Formation
Thickness>215 m (705 ft)
Lithology
PrimaryMudstone
OtherTuff, debrite
Location
CountryWales
ExtentRamsey Island
Type section
Named forAber Mawr Bay, Ramsey Island

The Aber Mawr Formation is a geological formation in Wales. It preserves fossils dating back to the Arenig Series of the Ordovician period.[1]

See also

References

  1. ^ British Geological Survey. "Aber Mawr Formation". BGS Lexicon of Named Rock Units. Retrieved 3 November 2018.


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