| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Connecticut > Chalcocite |
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| DESCRIPTION: | No. 77191 |
| Mineral: | Chalcocite |
| Locality: | Bristol Copper Mine, Bristol, Hartford County, Connecticut |
| Description: | Superb cluster of striated dark-metallic chalcocite crystals from the famous mine that opened in 1837 and closed in 1953. The chalcocite crystals are unusually large for this locale. Wilke was among the most important contemporary mineral collectors. From the private collection of Ex. Dr. Hans-Jürgen Wilke (1925-2014) of Eppertshausen, Germany, No. 193 |
| Overall Size: | 5x5x4 cm |
| Crystals: | 5-26 mm |
| Archived: | For reference only |
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