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

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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

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. 65792
Mineral:Gypsum (twinned crystals)
Locality:Salinas de Otuma, Pisco Province, Ica Department, Peru
Description:Cluster of lustrous transparent orange gypsum crystals that fluoresce white under SW UV illumination and phosphoresce when illumination is extinguished. The gypsum crystals are contact-twinned on {100} resulting in V-shaped twin planes on terminations.
Overall Size:7x5.5x4.5 cm
Crystals:15-35 mm
Status: Sold - Posted here for reference only
Buy similar: Minerals from Brazil & South America > Barite & other Sulfate Minerals

 

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