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. 38588
Mineral:Colemanite
Locality:Thompson Mine, near Ryan, Death Valley, Inyo County, California
Description:Large blocky crystals of translucent, lustrous colemanite fully crystallized on all surfaces with no point of attachment. A classic find from the early 1970s. See article: Colemanite from the Thompson Mine in Mineralogical Record v.5 #2. Ex. Frank Dudas collection RN79
Overall Size:8x6x4 cm
Crystals:3-6 cm
Archived: For reference only

 

 

 

 

 

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