Freeport Formation

Freeport Formation
Stratigraphic range: Pennsylvanian
TypeFormation
Location
RegionPennsylvania, Ohio
Country United States
Type section
Named forFreeport, Pennsylvania
Named byH. D. Rogers, 1840

The Freeport Formation is a geologic formation in Pennsylvania and Ohio. It preserves fossils dating back to the Late Pennsylvanian period. It is within the Allegheny Group.

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