| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Sphalerite (lamellar Spinel Law-twinned) with Dolomite |
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| DESCRIPTION: | No. 74687 |
| Mineral: | Sphalerite (lamellar Spinel Law-twinned) with Dolomite |
| Locality: | Mina San Antonio, Santa Eulalia, Aquiles Serdán, Chihuahua, Mexico |
| Description: | Lustrous black sphalerite crystals to 28 mm with pearly translucent white dolomite crystals to 2 mm along the bottom edge. The sphalerite crystals are twinned following the Spinel Law of isometric twinning, with several exhibiting lamellar twinning. Ex. Doug Wallace ca. 1995 |
| Overall Size: | 5.5x4x3 cm |
| Crystals: | 1-28 mm |
| Archived: | For reference only |
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