Mercer Formation
Stratigraphic range: Carboniferous
Type	Formation
Location
Region	Pennsylvania
Country	United States

The Mercer Formation is a geologic formation in Pennsylvania. It preserves fossils dating back to the Carboniferous period.

• List of fossiliferous stratigraphic units in Pennsylvania
• Paleontology in Pennsylvania

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.

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