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

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Quartz var. Smoky Quartz (Dauphiné Law Twins) from Minas Gerais, Brazil

 
Quartz var. Smoky Quartz (Dauphiné Law Twins) from Minas Gerais, Brazil

Quartz var. Smoky Quartz (Dauphiné Law Twins) from Minas Gerais, Brazil

Quartz var. Smoky Quartz (Dauphiné Law Twins) from Minas Gerais, Brazil

DESCRIPTION:No. 64048
Mineral:Quartz var. Smoky Quartz (Dauphiné Law Twins)
Locality:Minas Gerais, Brazil
Description:Scepter-shaped formations of di-pyramidal transparent smoky quartz crystals to 40 mm on stems of smaller milky quartz crystals. The smoky quartz crystals have naturally etched surfaces that reveal twinning following the Dauphiné Law of quartz twinning. Collected ca. 1985
Overall Size:5.5x4x4 cm
Crystals:5-42 mm
Archived: For reference only

 

 

 

 

 

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