| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Pennsylvania > Chalcopyrite |
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| DESCRIPTION: | No. 11534 |
| Mineral: | Chalcopyrite |
| Locality: | French Creek, Chester County, Pennsylvania |
| Description: | One of the best specimens I have ever seen from the famous French Creek mine of beautifully crystallized chalcopyrite that is fully crystallized on all sides. The specimen has yellow-green patina with no sign of any oxidation. See M.R. Vol. 25, No.2. Ex. Reasenberg collection #2739 |
| Overall Size: | 5x4x4 cm |
| Crystals: | 5-25 mm |
| Archived: | For reference only |
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