AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Kazakhstan > Dioptase on Calcite

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

   

Dioptase on Calcite from Altyn-Tyube, 66 km east of Karagandy, Karaganda Oblast', Kazakhstan (Type Locality for Dioptase)

 
Dioptase on Calcite from Altyn-Tyube, 66 km east of Karagandy, Karaganda Oblast', Kazakhstan (Type Locality for Dioptase)

Dioptase on Calcite from Altyn-Tyube, 66 km east of Karagandy, Karaganda Oblast', Kazakhstan (Type Locality for Dioptase)

DESCRIPTION:No. 19250
Mineral:Dioptase on Calcite
Locality:Altyn-Tyube, 66 km east of Karagandy, Karaganda Oblast', Kazakhstan (Type Locality for Dioptase)
Description:Bright green dioptase crystals in a patch 15 mm across on gray calcite matrix. This old specimen, from the type locality, has natural surfaces (not etched in acid like most specimens on the market). Ex. Anton Berger collection (ca. 1950)
Overall Size:5.5x5x3 cm
Crystals:2-3 mm
Archived: For reference only

 

 

 

 

 

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