Calumet & Cornelia Mine (Gold Reef Mine), Maricopa Co., Arizona, USA
Latitude: 33°44'3"N
Longitude: 112°3'20"W
‡Ref.: Niemuth, N.J. & K.A. Phillips (1992), Copper Oxide Resources, AZ Dept. Mines & Min. Resources Open File Rept. 92-10: 9 (Table 1); AZ Dept. Min. Resources (ADMR) Calumet & Cornelia Mine file; USGS 7.5 minute Union Hills topo. map; MRDS file #10113515.
A former surface and underground Au-Cu mine located in the center sec. 33, T.5N., R.3W. (Union Hills 7.5 minute topo map).
Mineralization includes secondary copper minerals.
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