AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Gypsum over Calcite

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

   

Gypsum over Calcite from Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

 
Gypsum over Calcite from Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

Gypsum over Calcite from Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

Photo below under shortwave ultraviolet illumination:
Gypsum over Calcite from Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

DESCRIPTION:No. 45577
Mineral:Gypsum over Calcite
Locality:Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico
Description:Rounded knob-shaped formation of scalenohedral brown calcite crystals to 8 mm long with partial overgrowth of transparent colorless gypsum, variety selenite. Note the calcite fluoresces two colors under UV illumination. Ex. Steve Chamberlain collection #390, originally acquired in 1963 from Dot Herman
Overall Size:7x5.5x5 cm
Crystals:1-8 mm
Archived: For reference only

 

 

 

 

 

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