Venegas prospect, Tule Mts, Barry M. Goldwater Air Force Range, La Posa District (Wellton District; Wellton Hills District), Wellton Hills-Copper Mts, Yuma Co., Arizona, USA
A former surface and underground Cu-Au mine located in sec. 26, T14S, R15W, about 2 miles S of Tule Tank, on a military reservation.
Mineralization is a vein deposit with irregular ore bodies in schist that strikes SE and dips steeply NE and is intruded by dikes of aplite and pegmatite. Intense sericitic, pyritic and supergene alteration is present.
Workings include several surface cuts, a shallow shaft and a few tunnels.
ReferencesWilson, E.D. (1933) Geology and Mineral Deposits of Southern Yuma County, Arizona. Arizona Bureau of Mines Bulletin 134: 40, 161.
Peterson, J.A. and Tosdal, R.M. (1986) Mineral Occurrence Map and Tabultion of Geologic, Commodity, and Production Data, Ajo and Lukeville Quadrangles, southwestern Arizona. USGS Miscellaneous Feild Studies Map MF-1834-A (scale 1: 250,000).
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd. ed.: 146.
MRDS database Dep. ID file #10027207, MRDS ID #M002483.
7 entries listed. 5 valid minerals.
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Locality Updated: Gatch Quarry (Gatch Crushed Stone Company Inc.), Harford Co., Maryland, USAFrom Bruce Wayne Osborne, 6th Dec 2013 03:45:19