| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Pennsylvania > Chalcopyrite |
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| DESCRIPTION: | No. 42636 |
| Mineral: | Chalcopyrite |
| Locality: | French Creek Iron Mines, St. Peters, Chester County, Pennsylvania |
| Description: | Greenish metallic chalcopyrite crystals that were etched from calcite matrix. The crystal surfaces have a natural patina that might brighten if cleaned. The specimen is mounted in an acrylic Perky-style display box for protection. |
| Overall Size: | 17x16x10 mm |
| Crystals: | 1-5 mm |
| Archived: | For reference only |
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