AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from California > Cristobalite in Obsidian

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Cristobalite in Obsidian from Coso Hot Springs deposit, Inyo County, California

 
Cristobalite in Obsidian from Coso Hot Springs deposit, Inyo County, California

Cristobalite in Obsidian from Coso Hot Springs deposit, Inyo County, California

DESCRIPTION:No. 27729
Mineral:Cristobalite in Obsidian
Locality:Coso Hot Springs deposit, Inyo County, California
Description:Hemispherical gray cristobalite with fayalite filling gas cavities in shiny black obsidian matrix. These specimens were commonly available from Ward's Earth Science Estab. in the 1920s. Ex. A. Lincoln Sherk II, MD. (1896-1970)
Overall Size:8x4x4 cm
Crystals:micro to 1 mm
Archived: For reference only

 

 

 

 

 

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