Sky deposit (Sky prospects; Fran; Zora; Peanuts), El Capitan, El Capitan District, Mescal Mts, Gila Co., Arizona, USA
A uranium deposit located on about 20 claims in sec. 2 (?), T3S, R15E, about 1 mile E of the El Capitan ghost town site, about 14 miles south of Globe, on private land. Owned by G.K. Angius and others, Miami, AZ.
Mineralization is a manto-shaped orebody 121.92 meters long. Host rocks are 2 to 4 feet of shale and platy siltstone strata at the base of the upper member of the Dripping Spring. Minerals occur along fractures and bedding planes. An associated rock unit is diabase. Radioactivity is strong and continuous along the outcrop.
Workings include several prospect pits and diamond drill holes.
ReferencesU.S. Atomic Energy Commission Report 172-480 (1953), Gila County Preliminary Reconnaissance Report: 72-73.
Granger, H.C. & R.B. Raup (1959), Uranium deposits in the Dripping Spring Quartzite, Gila County, Arizona, USGS Bull. 1046-P: 441, 473.
Granger, H.C. & R.B. Raup (1969), Geology of uranium deposits in the Dripping Spring quartzite, Gila County, Arizona, USGS PP 595: 2-3.
Granger, H.C. & R.B. Raup (1969), Geology of uranium deposits in the Dripping Spring quartzite, Gila County, Arizona, USGS PP 595 Supplement: 118-120.
USGS El Capitan Mountain Quadrangle map.
U.S. Bureau of Mines Docket No. DMEA-3932.
Arizona Department of Mineral Resources card file.
MRDS database Dep. ID #10026841, MRDS ID #M000495; and Dep. ID #10161563, MAS ID #0040070624.
5 entries listed. 4 valid minerals.
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