AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Switzerland > Quartz var. Smoky Quartz (Dauphiné-law twin)

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Quartz var. Smoky Quartz (Dauphiné-law twin) from Piz Gendusas, Strem Valley, Tujetsch, Grischun, Switzerland

 
Quartz var. Smoky Quartz (Dauphiné-law twin) from Piz Gendusas, Strem Valley, Tujetsch, Grischun, Switzerland

Quartz var. Smoky Quartz (Dauphiné-law twin) from Piz Gendusas, Strem Valley, Tujetsch, Grischun, Switzerland

Quartz var. Smoky Quartz (Dauphiné-law twin) from Piz Gendusas, Strem Valley, Tujetsch, Grischun, Switzerland

Quartz var. Smoky Quartz (Dauphiné-law twin) from Piz Gendusas, Strem Valley, Tujetsch, Grischun, Switzerland

Quartz var. Smoky Quartz (Dauphiné-law twin) from Piz Gendusas, Strem Valley, Tujetsch, Grischun, Switzerland

DESCRIPTION:No. 59115
Mineral:Quartz var. Smoky Quartz (Dauphiné-law twin)
Locality:Piz Gendusas, Strem Valley, Tujetsch, Grischun, Switzerland
Description:Two parallel lustrous transparent smoky quartz crystals that have flawless areas in the crystal terminations. The smoky quartz crystals are twinned following the Dauphine Law of quartz twinning, as indicated by S-faces face {2111} on adjacent comers. Ex. Gene Tribbey collection #1298; ex. Kermit Petersen in 1971
Overall Size:7.5x2.5x2.5 cm
Crystals:50-55 mm
Status: Sold - Posted here for reference only
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