A borate occurrence located in central sec. 8, T26N, R2E, SBM, about 165 feet (50 meters) SW of Canyon Road, on the SE portion of the Meridian claim (old US Borax & Cheical Co claim), at 2,140 meters of altitude in the NE foothills of the Black Mountains, in Twenty Mule Team Canyon.
Mineralization is a borate and gypsum deposit of Halocene borates in a surficial sponge formed by the weathering of proximate colemanite and priceite veins in Late Tertiary rocks (basalt).
References
Erd, R.C., J.F. McAllister, and G.D. Eberlein (1979) New data on hungchaoite, the second world occurrence, Death Valley region, California. American Mineralogist: 64(3-4): 369-375.
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 239.
Mineral List
9 entries listed. 9 valid minerals.
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