| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Sphalerite (Spinel-law twins) |
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| DESCRIPTION: | No. 39810 |
| Mineral: | Sphalerite (Spinel-law twins) |
| Locality: | San Antonio El Grande Mine, Level 12, San Antonio, Chihuahua, Mexico |
| Description: | Complexly crystallized black sphalerite with prominent twin plane running down the specimen. The bottom is coated with beige siderite crystals (the specimen may be displayed inverted with the siderite on top, but the twinning is not evident). |
| Overall Size: | 5x4x cm |
| Crystals: | 3-20 mm |
| Archived: | For reference only |
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