Cristobalite in Obsidian
Cristobalite in Obsidian from Cougar Butte, Siskiyou, California
Collection Hershel Friedman
Description An excellent specimen of Cristobalite, in rounded white pockets that formed in gas vesicles within obsidian. Within the Cristobalite are tiny, transparent, light green bladed crystals of Fayalite. This specimen was featured in the 2012 InnSuites Mineral Show in Tucson, Arizona, in the display of Bruce Wood Minerals, and was purchased by Hershel Friedman.
Locality Cougar Butte, Siskiyou, California
Dimensions 11 x 9 x 5 cm.
Specimen Grade C
Photograph © Hershel Friedman - All Rights Reserved.

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