Latitude: 31°42'16"N
Longitude: 110°6'14"W
‡Ref.: The Resources of Arizona - A Manual of Reliable Information Concerning the Territory, compiled by Patrick Hamilton (1881), Scottsdale, AZ: 38.
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: 100, Pl. III.
Keith, Stanton B. (1973), Arizona Bureau of Mines Bull. 187, Index of Mining Properties in Cochise County, AZ: 77 (Table 4).
Marvin, R.F., Stern, T.W., Creasey, S.C., and Mehnert, H.H. (1973) Radiometric ages of igneous rocks from Pima, Santa Cruz, and Cochise Counties, southeastern Arizona: U.S. Geological Survey Bulletin 1379, 27 p.
Arizona Bureau of mines files.
MRDS database Dep. ID file #10026966, MRDS ID #M001411; and, Dep. ID #10137183, MAS ID #0040030655.
A former small underground Ag-Au mine located near the southern section boundary in South-central sec. 9, T.20S. R.22E, 2 miles SW of Tombstone, on private land. Owned by the Tombstone Silver Fields Co.
Mineralization is spotty silver and gold values along an oxidized and altered fault fissure cutting Laramide Uncle Sam quartz latite porphyry. The fissure strikes N25E to N50E and dips 35 to 70NW.
A mine owned by the Monitor Mining Co.
Mineralization is a 4 foot wide vein.
Workings include a total of 4 shafts, 2 shafts about 60 feet deep each plus 140 feet of workings (1881). A few hundred tons of ore were produced sporadically between the 1880's and the 1930's. Some production of the Merrimac Mine is included under the Free Coinage Mine.
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