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Colemanite from
Corkscrew Canyon Mine (Corkscrew Mine), Corkscrew Canyon, Black Mts, Furnace Creek District (Furnace Creek Borate District), Death Valley National Park, Inyo Co., California, USA


Corkscrew Canyon Mine (Corkscrew Mine), Corkscrew Canyon, Black Mts, Furnace Creek District (Furnace Creek Borate District), Death Valley National Park, Inyo Co., California, USA
 
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:Schaller, Waldemar Theodore (1916b), Inyoite and meyerhofferite, two new calcium borates: USGS Bulletin 610: 35; Erd, R.C., J.F. McAllister & A.C. Vlisidis (1961), Nobleite, another new hydrous calcium borate from the Death Valley region, California: American Mineralogist: 46: 560-571; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 228; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 246.
Associated minerals:
Associates:Nobleite
Data
Mineral Data:Click here to view Colemanite data
Locality Data:Click here to view Corkscrew Canyon Mine (Corkscrew Mine), Corkscrew Canyon, Black Mts, Furnace Creek District (Furnace Creek Borate District), Death Valley National Park, Inyo Co., California, USA
Photo GalleryView Gallery (13 photos)
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