AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Calcite on Sphalerite (complexly twinned crystals)

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

   

Calcite on Sphalerite (complexly twinned crystals) from Naica District, Saucillo, Chihuahua, Mexico

 
Calcite on Sphalerite (complexly twinned crystals) from Naica District, Saucillo, Chihuahua, Mexico

Calcite on Sphalerite (complexly twinned crystals) from Naica District, Saucillo, Chihuahua, Mexico

Calcite on Sphalerite (complexly twinned crystals) from Naica District, Saucillo, Chihuahua, Mexico

Calcite on Sphalerite (complexly twinned crystals) from Naica District, Saucillo, Chihuahua, Mexico

DESCRIPTION:No. 70853
Mineral:Calcite on Sphalerite (complexly twinned crystals)
Locality:Naica District, Saucillo, Chihuahua, Mexico
Description:Translucent colorless calcite crystals in rounded aggregates to 10 mm diameter on complexly twinned lustrous black sphalerite crystals to 20 mm that are twinned following the Spinel Law of isometric twinning on the {111} plane. Ex. Martin Farber collection; ex. Bill Butkowski
Overall Size:5.5x4x2 cm
Crystals:4-20 mm
Archived: For reference only

 

 

 

 

 

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