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Colemanite from
Corkscrew Mine, Corkscrew Canyon, Furnace Creek District, Black Mts, Death Valley, Inyo Co., California, USA

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Corkscrew Mine, Corkscrew Canyon, Furnace Creek District, Black Mts, Death Valley, Inyo Co., California, USA
© Rob Lavinsky
Description
Comments:The color of brown to coal black colemanite is due to the inclusions of todorokite.
Large pseudomorphs after inoyite has been found (Müehle 1974)
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:www.mineralsocal.org; American Mineralogist (1961): 46: 560-571.
Data
Mineral Data:Click here to view Colemanite data
Locality Data:Click here to view Corkscrew Mine, Corkscrew Canyon, Furnace Creek District, Black Mts, Death Valley, Inyo Co., California, USA
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