Black Rock Mine (Olympia Patented claim; Red Mountain group; Brooklyn Patented claim; Copper Bell; Black Rock Gold), Yavapai Co., Arizona, USA

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‡Ref.: The Copper Handbook: Vol. VII (1907): 368.

The Mines of Wickenburg, CA (1907), Published by the Wickenburg Businessman and Mines.

USGS Mineral Resources of the U.S. (1907), Part I: 182.

Wilson, E.D., Cunningham, J.B., and Butler, G.M. (1934), Arizona Lode Gold Mines and Gold Mining (revised 1967), Arizona Bureau of Mines Bull. 137: 63-64.

Niemuth, N.J. & K.A. Phillips (1992), Copper Oxide Resources, Arizona Department of Mines & Mineral Resources Open File Report 92-10: 16.(Table 1).

U.S. Bureau of Mines - Arizona Bureau of Geology and Mining Technology file data.

Arizona Department of Mineral Resources Black Rock Gold Mines file.

Arizona Department of Mineral Resources Black Mountain Group file.

U.S. Bureau of Land Management Mining District Sheets 259, 256.

USGS Morgan Butte Quadrangle map.

MRDS database Dep. ID #10048157, MRDS ID #M800205; and, Dep. ID #10283460, MAS ID #0040250234.

A former surface and underground Au-Ag-Cu-Zn-Pb mine located in the SW¼ sec. 33, T.9N., R.3W. (Morgan Butte 7.5 minute topo map). Discovered by Sam Powell in 1902. Produced 1940-1941. Claims extend into the NW¼ of sec. 4, T8N, R3W.

Mineralization is a vein deposit with a tabular ore body. Ore control was faulting, shearing and igneous dikes. Ore concentration was oxidation at near surface. Alteration was minor to none.

Area structures include veins (and genetically [?] related dikes trend N10W to N40W and crosscut Precambrian fabric. Foliation in Precambrian schist and gneiss trends N25E to N65E.

Mineral List

Chalcocite

Chalcopyrite

Gold

3 entries listed. 3 valid minerals.