AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New York > Quartz var. Dauphiné-twinned Herkimer Diamond

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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. Dauphiné-twinned Herkimer Diamond from Middleville, Herkimer County, New York

 
Quartz var. Dauphiné-twinned Herkimer Diamond from Middleville, Herkimer County, New York

Quartz var. Dauphiné-twinned Herkimer Diamond from Middleville, Herkimer County, New York

DESCRIPTION:No. 37124
Mineral:Quartz var. Dauphiné-twinned Herkimer Diamond
Locality:Middleville, Herkimer County, New York
Description:Extraordinarily rare Dauphine-twinned Herkimer Diamond quartz crystal. The crystal is internally flawless and attached to matrix. The telltale s-faces face {2111} are present on 4 adjacent corners (rare!) and a twin plane is visible on the faces.
Overall Size:28x20x14 mm
Crystals:18 mm
Archived: For reference only

 

 

 

 

 

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