AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Pennsylvania > Chalcopyrite with Pyrite

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Chalcopyrite with Pyrite from French Creek Iron Mines, St. Peters, Chester County, Pennsylvania

 
Chalcopyrite with Pyrite from French Creek Iron Mines, St. Peters, Chester County, Pennsylvania

Chalcopyrite with Pyrite from French Creek Iron Mines, St. Peters, Chester County, Pennsylvania

DESCRIPTION:No. 28328
Mineral:Chalcopyrite with Pyrite
Locality:French Creek Iron Mines, St. Peters, Chester County, Pennsylvania
Description:Yellow metallic plate of tetrahedral chalcopyrite crystals with octahedral pyrite. The pocket was originally filled with calcite that protected the crystals. The calcite was dissolved away to reveal the chalcopyrite. The bottom matrix is black magnetite. Ex. A. Lincoln Sherk II, MD. (1896-1970)
Overall Size:10x6x4 cm
Crystals:2-10 mm
Archived: For reference only

 

 

 

 

 

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