| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Kansas > Sphalerite (Spinel-law twinned) on Dolomite |
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| DESCRIPTION: | No. 56069 |
| Mineral: | Sphalerite (Spinel-law twinned) on Dolomite |
| Locality: | Tri-State Lead-Zinc Mining District, Treece, Cherokee County, Kansas |
| Description: | Double-sided specimen of dark brown sphalerite crystals to 13 mm on translucent white (very pale pink) saddle-shaped dolomite crystals to 6 mm. The sphalerite crystals are twinned on the {111} plane following the Spinel Law of twinning. |
| Overall Size: | 13x6.5x6.5 cm |
| Crystals: | 1-13 mm |
| Archived: | For reference only |
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