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Hard Scramble claim, Ryan, Furnace Creek District (Furnace Creek Borate District; Death Valley Area Borate Deposits; Ryan area), Inyo Co., California, USA
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Hard Scramble claim, Ryan, Furnace Creek District, Inyo Co., California, USA

Photo: Elmar Lackner 2009
Latitude: 36°20'6"N
Longitude: 116°42'10"W
A borate occurrence (old US Borax & Chemical Co. claim) located in the SE¼SE¼ sec. 36, T26N, R2E, SBM, 3.2 km (2.0 miles) N72W (WNW) of Ryan.

Mineralization is a borate and gypsum deposit of Halocene borates in a surficial sponge containing much gypsum and ulexite, formed by the weathering of proximate colemanite and priceite veins in Late Tertiary rocks (basalt).

NOTE: This locality is not listed in the USGS MRDS database. There is only another Hard Scrabble claim listed pertaining to a polymetallic occurrence in another area of Inyo County.

NOTE: The coordinates provided are for the SE¼SE¼ sec. 36, on a prospect symbol on the topo map.

Mineral List

Gowerite (TL)
Wardsmithite (TL)

22 entries listed. 21 valid minerals. 2 type localities (valid minerals).

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Allen, Robert D. & Henry C. Kramer (1957), Ginorite and sassolite from Death Valley, California, American Mineralogist: 42: 56-61, 198.

Erd, R.C., J.F. McAllister & H. Almond (1959), Gowerite, a new hydrous calcium borate from Death Valley, California: American Mineralogist: 44: 911-919.

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: 561.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 205-206.

Erd, R.C., J.F. McAllister, and A.C. Vlisidis (1970) Wardsmithite 5CaO • MgO •12B2O3 •30H2O, a new borate mineral from the Death Valley region, California. American Mineralogist: 55: 349-357.

McAllister, James Franklin (1970) Geology of the Furnace Creek borate area, Death Valley, Inyo County, California. California Division of Mines and Geology Map Sheet 14, 9 pp.: 8, 9.

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: 369-375.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 239-240, 241, 254, 259, 280.

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands 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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