Swatara State Park Mahantango Fossil Site
Middle Devonian marine fossils including Phacops rana
Core atlasPENNSYLVANIA LOCAL FIELD REGION
Current recreation commission collecting rules and designated footprint.
LOCAL INTERACTIVE MAP
Explore nearby Pennsylvania records without leaving this hub. Status, coordinate precision and access evidence determine whether a pin is a realistic field destination.

Reference photograph used for rock and mineral identification. It is not from this exact location or a guarantee that collecting is permitted.
The records below may represent collecting sites, managed programs, protected resources or research-only geology. Their individual status is more important than proximity.
Middle Devonian marine fossils including Phacops rana
Core atlasloose stone under district stone-sales permit
Core atlasMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS Researchanthracite, plant fossils, associated minerals and mine geology
Core atlasMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchDevonian brachiopods, trilobites, corals and mollusks
Core atlasMineral resource occurrence
USGS ResearchIron, Cobalt
USGS ResearchMineral resource occurrence
USGS ResearchIron, Cobalt, Gold, Copper, Silver
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS Researchlimestone karst, cave formations and carbonate minerals
Core atlasgarnet in metamorphic rocks
Core atlasmetamorphic index minerals
Core atlasMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS ResearchMineral resource occurrence
USGS Research