AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Peru > Gypsum var. Selenite

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

   

Gypsum var. Selenite from Salinas de Otuma, Pisco Province, Ica Department, Peru

 
Gypsum var. Selenite from Salinas de Otuma, Pisco Province, Ica Department, Peru

Photo below under shortwave ultraviolet illumination:
Gypsum var. Selenite from Salinas de Otuma, Pisco Province, Ica Department, Peru

DESCRIPTION:No. 42186
Mineral:Gypsum var. Selenite
Locality:Salinas de Otuma, Pisco Province, Ica Department, Peru
Description:Transparent golden gypsum crystals with the largest crystals exhibiting fish-tail twinning. The gypsum fluoresces and phosphoresces under UV illumination. Ex. Robert C. Lambert (1919-2008) #523; acquired in 2003
Overall Size:6x4.5x4 cm
Crystals:5-40 mm
Archived: For reference only

 

 

 

 

 

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