| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Montana > Quartz var. Smoky Quartz (Dauphiné Law twin) |
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| DESCRIPTION: | No. 52887 |
| Mineral: | Quartz var. Smoky Quartz (Dauphiné Law twin) |
| Locality: | Crystal Park, Beaverhead County, Montana |
| Description: | Transparent medium-smoky quartz crystal with slightly striated crystal faces that give the quartz a satin luster. Subtle luster patterns on the faces indicate the crystal is twinned following the Dauphine Law of quartz twinning. |
| Overall Size: | 46x9x8 mm |
| Crystals: | 46 mm |
| Archived: | For reference only |
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