AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Calcite (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 (twinned crystals) from Peregrina Mine, Guanajuato, Mexico

 
Calcite (twinned crystals) from Peregrina Mine, Guanajuato, Mexico

Calcite (twinned crystals) from Peregrina Mine, Guanajuato, Mexico

Calcite (twinned crystals) from Peregrina Mine, Guanajuato, Mexico

Photo below under shortwave ultraviolet illumination:
Calcite (twinned crystals) from Peregrina Mine, Guanajuato, Mexico

DESCRIPTION:No. 40562
Mineral:Calcite (twinned crystals)
Locality:Peregrina Mine, Guanajuato, Mexico
Description:Lustrous transparent-to-translucent colorless calcite crystals coating one side of matrix. The largest crystals appear doubly-terminated, but are actually twinned on the C-axis. The calcite fluoresces orange under UV illumination.
Overall Size:7x4x3 cm
Crystals:1-26 mm
Archived: For reference only

 

 

 

 

 

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