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. 56106
Mineral:	Quartz var. Smoky Quartz (Dauphiné-law twin)
Locality:	Moat Mountain, west of North Conway, Carroll County, New Hampshire
Description:	Flattened transparent smoky quartz crystal with lustrous faces that have suture patterns indicating that it is twinned following the Dauphine Law of quartz twinning. The rear face crystallized against microcline and has whitish coating in areas. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1960s-70s.
Overall Size:	7x3.5x1.2 cm
Crystals:	60-70 mm
Archived:	For reference only

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