Latitude: 32°28'51"N
Longitude: 114°0'9"W
A Cu-Au-Ag-Fe mine group located in South-central sec. 10, T11S, R17W (protracted). Owned at times, or in part, by Pedstel & Everhandy; Smith; and, Bannard.
Mineralization is small pockets containing finely divided gold and irregular bunches of secondary copper minerals and iron oxides, with gypsum and jarosite, in brecciated quartz and sericite, in a fissure zone in Mesozoic granite.
Workings include a shaft(s) and tunnel operations. These mines were worked sporadically in the 1920's and 1930's. They produced some 30 tons of ore averaging about 7% Cu, 0.4 oz. Au/T, and 0.1 oz. Ag/T.
Workings include a shaft(s) and tunnel operations. They were worked intermittently from the early 1910's through 1939. They produced some 145 tons of ore averaging about 2% Cu, 0.3 oz. Au/T and 1.4 oz. Ag/T.
References
Wilson, E.D. (1933) Geology and Mineral Deposits of Southern Yuma County, Arizona. Arizona Bureau of Mines Bulletin 134: 167.
Keith, Stanton B. (1978) State of Arizona Bureau of Geology and Mineral Technology, Geological Survey Branch Bull. 192, Index of Mining Properties in Yuma County, Arizona: 160 (Table 4).
Arizona Bureau of Mines file data.
Mineral List
5 entries listed. 4 valid minerals.
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