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Cougar Butte, Cascade Range, Siskiyou Co., California, USA

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Detailed Mineral List:

Cristobalite
Formula:	SiO₂
Localities:	Cougar Butte occurrence (Canyon Butte; Couger Butte), Cougar Butte, Cascade Range, Siskiyou Co., California, USA Unnamed Obsidian occurrence (1), Cougar Butte, Cascade Range, Siskiyou Co., California, USA






Photo: © Rob Lavinsky. Cristobalite from Cougar Butte occurrence, Cougar Butte, Cascade Range, Siskiyou Co., California, USA
Fayalite
Formula:	Fe²⁺₂SiO₄
Localities:	Cougar Butte occurrence (Canyon Butte; Couger Butte), Cougar Butte, Cascade Range, Siskiyou Co., California, USA Unnamed Obsidian occurrence (1), Cougar Butte, Cascade Range, Siskiyou Co., California, USA






Photo: © Norman King. Fayalite from Cougar Butte, Cascade Range, Siskiyou Co., California, USA
'Obsidian'
Localities:	Cougar Butte occurrence (Canyon Butte; Couger Butte), Cougar Butte, Cascade Range, Siskiyou Co., California, USA Unnamed Obsidian occurrence (1), Cougar Butte, Cascade Range, Siskiyou Co., California, USA







Photo: © Martins da Pedra. Obsidian from Cougar Butte, Cascade Range, Siskiyou Co., California, USA

3 entries listed. 2 valid minerals.

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Copyright © Jolyon Ralph and Ida Chau 1993-2011. Jobs in California, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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