Ref.: Keith, Stanton B. (1973), Arizona Bureau of Geology & Mineral Technology, Geological Survey Branch Bull. 187, Index of Mining Properties in Cochise County, Arizona: 64 (Table 4).
Ludington, S. (1984) Preliminary mineral-resource assessment of the proposed Miller Peak Wilderness, Cochise County, Arizona: U.S. Geological Survey Open-File Report 84-0293, 10 p.: 3-4.
MRDS database Dep. ID file #10046174, MRDS ID #M241007; and, Dep. ID #10112831, MAS ID #0040030089.
A former small underground Cu-Pb-Zn-Ag-Au mine located in the NW ΒΌ sec. 11, T.24S., R.20E, approximately 5 miles SE of Wakefield Camp. Operated by the Alto Mining, Milling & Smelting Co.
Mineralization is partly oxidized base metal sulfides in irregular replacement orebodies in exotic blocks of Paleozoic limestone along a fault zone in Triassic-Jurassic volcanics. Ore control was the fault zone.
Workings include 2 shafts and 3 tunnels. Irregular, minor production occurred in 1921-1924.
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Map Reference: 31°21'55"N , 110°16'32"W
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