AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Switzerland > Quartz var. Smoky Quartz (Gwindel formation) |
DESCRIPTION: | No. 82535 |
Mineral: | Quartz var. Smoky Quartz (Gwindel formation) |
Locality: | Grimsel Pass, Haslital, Bern, Switzerland |
Description: | Small cluster of internally flawless smoky quartz crystals with no matrix attached. The smoky quartz crystals are Gwindel habit of flattened (tabular) form that show twisted orientation when viewed down the top axis. Ex. Miller collection 2774; acquired in 2011 from E. Greene |
Overall Size: | 22x16x6 mm |
Crystals: | 5-16 mm |
Archived: | For reference only |
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