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

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

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

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

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

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

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

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

DESCRIPTION:No. 71683
Mineral:Quartz var. Smoky Quartz (Dauphiné-law twin) on Microcline
Locality:Moat Mountain, west of North Conway, Carroll County, New Hampshire
Description:Lustrous transparent smoky quartz crystal on white microcline with muscovite mica on the rear faces. The smoky quartz has etched, well-defined {7181} faces on adjacent corners indicating it is twinned following the Dauphiné Law of quartz twinning. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1960s-70s
Overall Size:5x3x2.5 cm
Crystals:46 mm
Archived: For reference only

 

 

 

 

 

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