| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Colorado > Sphalerite (Spinel-law twinned) |
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| DESCRIPTION: | No. 61739 |
| Mineral: | Sphalerite (Spinel-law twinned) |
| Locality: | Camp Bird Mine, Ouray County, Colorado |
| Description: | Complexly crystallized lustrous black sphalerite crystals to 9 mm with lustrous transparent colorless quartz crystals to 3 mm. The sphalerite crystals are twinned on the octahedral {111} plane following the Spinel Law of isometric twinning. |
| Overall Size: | 28x20x14 mm |
| Crystals: | 1-9 mm |
| Archived: | For reference only |
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