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Bowman group (Bowman property; L&N group; Cornucopia Mine; Cornicopia claim; Robbins Mine; Tatum group; IRL group), Sunflower District (Mazatzal Mountains District; Quicksilver District), Mazatzal Mts, Maricopa Co., Arizona, USA

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‡Ref.: Ransome, F.L. (1916), Quicksilver Deposits of the Mazatzal Range, Arizona, in Contributions to Economic Geology by F.L. Ransome & H.S. Gale, USGS Bull. 620: 126; AZ Bur. Mines Bull. 122 (1927); Bailey, EH. USS, personal files; Dewitt, Ed (1981), unpublished reconnaissance mapping; USGS 7.5 minute Reno Pass topo. map; AZ Dept. Min. Resources (ADMR) Cornicopia & L&N groups Mine file; Lausen, C. & E. Gardner, AZ Bur. Mines #122: 81-87; MRDS files #10040372, 10186642 & 10040377.

A former surface and underground Hg mine north of Bowman's camp on property owned by Mr. Bowman.

Mineralization is cinnabar in a tabular orebody.

A NE-trending Precambrian sedimentary and volcanic sequence, including Red Rock rhyolite, phyllites and siltstones. A E-trending jasper band, approximately 50 meters wide cuts thriough dacite tuff breccia. The mine is near the jasper.

Mineralization is inan area of schist lying NW of the jasper belt.

Mineral List

4 entries listed. 3 valid minerals.

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