Sphalerite (Spinel-Law twinned crystals) from Viburnum Trend, Reynolds County, Missouri
| DESCRIPTION: | No. 70963
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| Mineral: | Sphalerite (Spinel-Law twinned crystals)
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| Locality: | Viburnum Trend, Reynolds County, Missouri |
| Description: | Lustrous red-black sphalerite crystals covering all sides gray dolostone. The sphalerite crystals are tetrahedral form with complex crystallization patterns on the faces, and several are twinned on {111} plane following the Spinel Law of Twinning. Collected ca. 1945 |
| Overall Size: | 4.5x4x2.5 cm |
| Crystals: | micro to 10 mm |
| Archived: | For reference only |
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