Latitude: 32°57'22"N
Longitude: 110°21'36"W
A surface and underground Pb-Zn-Mn-silica mine located in Arizona Gulch ¼ mile west of Aravaipa. Owned by the Athletic Mining Co..
Locally, Paleozoic limestone, shale, and quartzite have been intruded by sills and dikes of andesite porphyry. Faults and fissures of northwesterly and northeasterly trend have broken these rocks.
The principal mineralization is a tabular ore body hosted in Bolsa Quartzite and the Martin Formation, within a belt a few hundred feet wide on both sides of a fault that strikes N65E, along the course of Arizona Gulch. The ore zone strikes N38W and dips 80NE per MRDS. With the limestone of this belt are abundant surface croppings of silicates and manganese oxide, locally with irregular masses of galena, sphalerite, pyrite, and oxidized lead and zinc minerals. Escabrosa Limestone is faulted against Horse Mountain volcanics (tuff).
Area structures include Block faulting trending NNW. Regional trends: minor Pre-Cretaceous E- and NE-trending folds and major Post-Cretaceous NNW-trending faults.
Workings comprised several adits and shafts, and an open cut during the early days. It is believed to have had an inclined shaft with a few hundred feet of drifts on the 60, 126, and 226 levels. Production was $90,000 (period values) worth of lead carbonate ore.(1916).
References
Ross, Clyde P. (1925b) Geology and Ore Deposits of Aravaipa and Stanley Mining Districts, Graham County, Arizona USGS Bull. 763.
Denton, T.C. (1947), Aravaipa lead-zinc deposits, Graham County, Arizona, U.S. Bureau of Mines Report of Investigation 4007: Figure 3, 4, 5.
Wilson, E.D., et al (1950), Arizona zinc and lead deposits, part I, Arizona Bureau of Mines Bull. 156: 59-60.
Simons, F.S. (1964) Geology of the Klondyke Quadrangle Graham and Pinal Counties. USGS Professional Paper 461: 134.
Phillips, K.A. (1987), Arizona Industrial Minerals, 2nd. Edition, Arizona Department of Mines & Minerals Mineral Report 4, 185 pp.
USGS Cobre Grande Mountain Quadrange map.
Arizona Department of Mineral Resources FAR Mining Enterprises file.
Arizona Department of Mineral Resources Grand Reef file (Hendrikson Report).
Arizona Department of Mineral Resources Aravaipa District Lead-Zinc Deposits file.
MRDS database Dep. ID #10039438, MRDS ID #M050080; and Dep. ID #10209515, MAS ID #0040090221.
Mineral List
4 entries listed. 4 valid minerals.
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