AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Colorado > Quartz var. Smoky Quartz (Dauphiné-law twin) |
DESCRIPTION: | No. 52088 |
Mineral: | Quartz var. Smoky Quartz (Dauphiné-law twin) |
Locality: | Rocket Claim, Crystal Peak area, Teller County, Colorado |
Description: | Tapered smoky quartz crystal point with distinct twin planes visible on the prism faces, and adjacent S-faces face {2111}, indicating the quartz is twinned following the Dauphine Law of quartz twinning. Internally the smoky quartz is nearly flawless. |
Overall Size: | 14x4.5x4 cm |
Crystals: | 14 cm |
Archived: | For reference only |
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