Unnamed Mn prospect Vhne-031n, Vaca Hills, Silver Bell District, Silver Bell Mts, Pima Co., Arizona, USA
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MRDS database Dep. ID file #10095467, MRDS ID #M051122.
A Mn occurrence/prospect located in sec. 15, T13S, R8E.
Mineralization is an ore zone 91.74 meters long and 91.44 meters wide, striking N10E and dipping vertically (90 degrees), hosted in clastic sedimentary rocks (Cretaceous red beds). The ore zone is a 50 to 60 foot wide zone of silicified breccia with massive manganiferous calcite, some red jasper and Fe-stains but boxwork was not observed. Ore control was a fault.
2 entries listed. 1 valid mineral.
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