Berkley Mine, Baboquivari District, Baboquivari Mts, Pima Co., Arizona, USA
This page is currently not sponsored. Click here to sponsor this page.
Arizona Bureau of Mines file data.
MRDS database Dep. ID file #10026904, MRDS ID #M000926; and, Dep. ID #10113229, MAS ID #0040190117.
A former small Cu-Ag-Au-Pb-Zn mine located in the NE ¼ sec. 21, T.20S., R.7E., 14 miles NW of Sasabe. Owned by Mr. Filiberto Verduzco, operated by Hickey; Siebert; and, Chaves (1937 - ?).
Mineralization is scattered bunches of oxidized pyrite and base metal sulfides in weathered, coarse-grained quartz and calcite along fault fissures in partly metamorphosed Cretaceous sediments (conglomerate, graywacke, shale, arkose, andesite flows, breccias, and rhyolite tuff) cut by intrusive dikes.
Workings include shallow openings. Produced some 200 tons of ore averaging about 2.5% Cu, 0.04 oz. Au/T and 6.5 oz. Ag/T, that was shipped in 1936-1937.
2 entries listed. 2 valid minerals.
The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.