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Tonopah-Belmont Mine (East Vulture Mine; Belmont-McNeil Mine; Economy Mining Co. Mine), Belmont Mountain, Tonopah, Osborn District, Big Horn Mts, Maricopa Co., Arizona, USA

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Latitude & Longitude (WGS84): 33° 38' 52'' North , 112° 55' 56'' West
Latitude & Longitude (decimal): 33.6477777778, -112.932222222
Other regions containing this locality:Sonoran Desert, North America

A former underground Ag-Au-Pb-Cu mine located in the W½ sec. 36, T.4N., R.W. (Belmont Mountains 15 minute topo map), North of Tonopah and about 20 miles SW of Wickenburg in Belmont Mountain, a craggy, thin peak.

Mineralization involves veins cutting andesite in the Big Horn Mountains. These mountains are made up of a basement of Precambrian schist and gneiss, intruded, and partly covered by the Tertiary andesites.

Workings include a 500 foot deep shaft with levels at 100, 250, 400 & 500 feet.

Mineral List

69 valid minerals. 1 (TL) - type locality of valid minerals.

This page contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


Tenney, J.B. (1928), The mineral industries of Arizona, Arizona Bureau of Mines Bull. 125: 83-84.

Elsing, M.J. & R.E.S. Heineman (1936), Arizona metal production, Arizona Bureau of Mines Bull. 140: 94.

Mining Congress Journal, June, 1945: 69.

Galbraith, F.W. & D.J. Brennan (1959), Minerals of Arizona: 28.

Moore, R.T., (1969), in Arizona Bureau of Mines Bull. 180 (USGS Bull. 871): 192.

Niemuth, N.J. (1987), Arizona Mineral Development 1984-1986, Arizona Department of Mines & Mineral Resources Directory 29.

Allen, G.B. & W. Hunt (1988), The Tonopah-Belmont Mine, Maricopa County, Arizona, Mineralogical Record: 19(3): 139-144.

Rocks & Minerals (1988): 63: 328.

Rocks and Minerals (1989): 64: 58.

Niemuth, N.J. & K.A. Phillips (1992), Copper Oxide Resources, Arizona Department of Mines & Mineral Resources Open File Rept. 92-10: 10 (Table 1).

Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd. ed.: 112, 153, 164, 188, 192, 274, 278, 279, 290, 300, 303, 357, 413, 420, 429.

Giester, G. and B. Rieck (1996) Bechererite, (Zn,Cu)6Zn2(OH)13[(S,Si)(O,OH)4]2, a novel mineral species from the Tonopah-Belmont mine, Arizona, American Mineralogist: 81: 244-248.

Grant, Raymond W., Richard A. Bideaux & Sidney A. Williams (2006), Minerals Added to the Arizona List 1995 to 2005: 1, 7, 8.

USGS 15 minute Belmont Mountains topo. map.

Arizona Department of Mineral Resources (ADMR) Belmont-McNeil mine file.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10062455 & 10113715.

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