| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Arizona > Sphalerite (Spinel-law twinned) |
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| DESCRIPTION: | No. 40326 |
| Mineral: | Sphalerite (Spinel-law twinned) |
| Locality: | Iron Cap Mine, Graham County, Arizona |
| Description: | Pristine crystals of dark translucent yellow sphalerite crystals with no matrix attached. The sphalerite crystals are Spinel-law twinned with prominent twin plane running through the specimen. |
| Overall Size: | 33x28x23 mm |
| Crystals: | 25 mm |
| Archived: | For reference only |
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