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

Quartz var. Smoky Quartz (Dauphiné Law twin) from Glacier Peak Mines, Florissant, Teller County, Colorado

DESCRIPTION:	No. 54244
Mineral:	Quartz var. Smoky Quartz (Dauphiné Law twin)
Locality:	Glacier Peak Mines, Florissant, Teller County, Colorado
Description:	Transparent dark-smoky quartz crystals with complexly striated crystal faces that give the quartz a satin luster. The unusual elongates S-faces face {2111} on all corners indicate the crystal is twinned following the Dauphine Law of quartz twinning.
Overall Size:	6x3.5x3.5 cm
Crystals:	60 mm
Archived:	For reference only

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