Unnamed Cu prospect 117-34, Amole District, Tucson Mts, Pima Co., Arizona, USA
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MRDS database Dep. ID file #10039835, MRDS ID #M050915.
A Cu occurrence/prospect with surface and underground workings located in sec. 31, T13S, R12E, on National Park property.
Mineralization is a skarn deposit with ore in stringers 0.02 meters wide, striking S87W and dipping 55S, hosted in limestone. There is much Cu-bearing material on the dump, mostly skarn with disseminated malachite plus Cu silicate and limonite. There are also irregular coarse calcite veinlets with minor quartz in which chalcopyrite blobs to 1 cm are common; some tenorite is associated with chalcopyrite. An associated rock unit is quartz monzonite.
Workings includes a trench and short tunnel.
6 entries listed. 4 valid minerals.
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