AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Peru > Gypsum (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

   

Gypsum (twinned crystals) from Salinas de Otuma, Pisco Province, Ica Department, Peru

 
Gypsum (twinned crystals) from Salinas de Otuma, Pisco Province, Ica Department, Peru

Gypsum (twinned crystals) from Salinas de Otuma, Pisco Province, Ica Department, Peru

Photo below under shortwave ultraviolet illumination:
Gypsum (twinned crystals) from Salinas de Otuma, Pisco Province, Ica Department, Peru

DESCRIPTION:No. 65871
Mineral:Gypsum (twinned crystals)
Locality:Salinas de Otuma, Pisco Province, Ica Department, Peru
Description:Lustrous transparent orange gypsum crystal that fluoresces white under SW UV illumination and phosphoresce when illumination is extinguished. The gypsum crystal is contact-twinned on {100} resulting in V-shaped termination.
Overall Size:45x25x11 mm
Crystals:45 mm
Archived: For reference only

 

 

 

 

 

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