AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from California > Colemanite

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

   

Colemanite from Thompson Mine, near Ryan, Death Valley, Inyo County, California

 
Colemanite from Thompson Mine, near Ryan, Death Valley, Inyo County, California

Colemanite from Thompson Mine, near Ryan, Death Valley, Inyo County, California

Photo below under shortwave ultraviolet illumination:
Colemanite from Thompson Mine, near Ryan, Death Valley, Inyo County, California

DESCRIPTION:No. 53262
Mineral:Colemanite
Locality:Thompson Mine, near Ryan, Death Valley, Inyo County, California
Description:Lustrous colorless colemanite crystals on brown matrix. The colemanite crystals vary from translucent to transparent and fluoresces white under SW UV illumination with mild phosphorescence when illumination is extinguished.
Overall Size:17x9x6 cm
Crystals:5-30 mm
Archived: For reference only

 

 

 

 

 

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