| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Pennsylvania > Pyrite |
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| DESCRIPTION: | No. 27940 |
| Mineral: | Pyrite |
| Locality: | French Creek Iron Mines, St. Peters, Chester County, Pennsylvania |
| Description: | Large pyrite crystals in parallel orientation with no matrix attached. The pyrite crystals are cubic with octahedral corner faces. The surfaces of the pyrite crystals has altered to limonite. See: The French Creek Mine in Mineralogical Record v.25 #2. Ex. Stuart F. Wise collection |
| Overall Size: | 6.5x4.5x4 cm |
| Crystals: | 4-20 mm |
| Archived: | For reference only |
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