Black Queen Mine, California District, Chiricahua Mts, Cochise Co., Arizona, USA
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USGS Portal Quadrangle topo map.
Arizona Bureau of Mines file data.
MRDS database Dep. ID file #10258080, MAS ID #0040030245.
A surface and underground Cu-Zn-Pb-Ag prospect located in the NE¼ sec. 20, T17S, R31E. Owned by Eppley.
Small, discontinuous replacement zones in limestone, in and near contact with igneous rock. Minerals noted include Azurite, Chalcopyrite, Galena, Malachite, Pyrite, and Sphalerite.
A select sample from the dump assayed 2.0% Cu, 5.3% Pb, 55 PPM Ag, and 2.2% Zn and with low concentrations of other metals. Any production would have been small.
Workings include three short declines, the largest one is 25 feet.
6 entries listed. 6 valid minerals.
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