AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Switzerland > Quartz var. Smoky Quartz (Dauphiné-law twin) with Chlorite |
DESCRIPTION: | No. 81493 |
Mineral: | Quartz var. Smoky Quartz (Dauphiné-law twin) with Chlorite |
Locality: | Binntal, Valais, Switzerland |
Description: | Lustrous transparent smoky quartz crystal with chlorite microcrystals on three faces. The smoky quartz crystal is nearly flawless internally, with a few gletz. Distinct twin planes visible on two prism faces indicate twinning following the Dauphiné Law. |
Overall Size: | 48x17x17 mm |
Crystals: | micro to 48 mm |
Archived: | For reference only |
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