Unnamed Cu prospect 149-4, Amole District, Tucson Mts, Pima Co., Arizona, USA
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MRDS database Dep. ID file #10095439, MRDS ID #M050851.
A Cu occurrence/prospect with underground workings located in sec. 25, T13S, R11E, on National Park land.
Mineralization is ore in a pod-shaped body hosted in arkose. Alteration includes skarn. An associated rock unit is quartz monzonite.
Magnetite-quartz-epidote skarn locally has disseminated chalcopyrite, partly oxidized to malachite plus limonite. Also is quartz-magnetite-epidote-amphibole skarn and skarn with other proportions of these four minerals. Occasional white calcite veinlets. A pod is visible at the upper tunnel only (two tunnels explore two separate pods).
Workings include 2 tunnels about 30 meters apart.
7 entries listed. 6 valid minerals.
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