Latitude: 31°42'29"N
Longitude: 110°4'6"W
‡Ref.: The Resources of Arizona - A Manual of Reliable Information Concerning the Territory, compiled by Patrick Hamilton (1881), Scottsdale, AZ: 37.
Tenney, J.B. (1927-1929) History of Mining in Arizona (unpublished in two volumes), Special Collection, University of Arizona Library & Arizona Bureau of Mines Library: 173.
Butler, B.S., Wilson, E.D., and Rasor, C.A. (1938b), Geology and ore deposits of the Tombstone district, Arizona, Arizona Bureau of Mines Bull. 143: 43, Pl. XX.
Keith, Stanton B. (1973), Arizona Bureau of Mines Bull. 187, Index of Mining Properties in Cochise County, Arizona: 76 (Table 4).
MRDS database Dep. ID file #10185618, MAS ID #0040030615.
A former underground Ag-Pb mine located in the center of sec. 11, T.20S., R.22E, on land of unknown status. Owned at times, or in part, by the Girard Mining Co., Tombstone Mill & Mining Co., Tombstone Consolidated Mines Co., Bunker Hill Mines Co., and the Tombstone Development Co.
Mineralization is low grade, oxidized, bedded replacement deposits in Pennsylvanian-Permian Naco Group and Cretaceous Bisbee Group limestones along an anticlinal roll intersected by 'northeast' fissures.
Workings include a shaft 400 feet deep (1881). Several thousand tons of ore were produced in the late 1800's.
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