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

Quartz var. Smoky Quartz (Dauphiné-law twin) from Moat Mountain, west of North Conway, Carroll County, New Hampshire

DESCRIPTION:	No. 63218
Mineral:	Quartz var. Smoky Quartz (Dauphiné-law twin)
Locality:	Moat Mountain, west of North Conway, Carroll County, New Hampshire
Description:	Large doubly-terminated dark smoky quartz crystal with lustrous crystal faces that have suture patterns indicating that it is twinned following the Dauphine Law of quartz twinning. The rough surface areas are actually complex crystallization patterns. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1960s-70s.
Overall Size:	8x3.2x2.6 cm
Crystals:	80 mm
Archived:	For reference only

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