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Unnamed Cu prospect 120-9, Amole District, Tucson Mts, Pima Co., Arizona, USA

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Ref.: Ashley, R.P. (1974), Field Examination (Unnamed Cu prospect 120-9).

MRDS database Dep. ID file #10039816, MRDS ID #M050896.

A Cu occurrence/prospect with surface and underground workings located in sec. 6, T13S, R12E.

Mineralization is a contact metasomatic deposit with ore in veinlets hosted in andesite. Cu silicates generally scarce in quartz veins. Some propylitized andesite with disseminated pyrite, cut by quartz veins with abundant chalcopyrite on the dump of the shaft. Alteration is propylitic. An associated rock unit is quartz monzonite.

Workings include a shaft, and numerous prospect pits within a 30 meter radius.

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3 entries listed. 2 valid minerals.

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