A former surface U-Fluorspar mine/prospect located in sec. 21, T10S, R25E, 10 miles SE of Fort Grant, on National Forest land.
Mineralization is irregular stringers of ore hosted in granite. The minerals include autunite, uranophane and fluorite. The ore zone is 30.48 meters long and 4. 57 meters wide. Some hematitic-chloritic alteration is present. An associated rock unit is quartz monzonite.
Workings include surface exposure by blasting, small pits. Production was possibly a few hundred tons of ore.
References:
US Atomic Energy Commission Preliminary Reconnaissance Report (1957): 5.
Peirce, H. Wesley, S.B. Keith and J.C. Wilt (1970), Coal, oil, natural gas, helium, and uranium in Arizona, Arizona Bureau of Mines Bull. 182: 103-146.
US Atomic Energy Commission RME-157 (1970) Preliminary Reconnaissance for Uranium in Graham, Grant, Greenlee and Maricopa Counties, Arizona, 1950 to 1957: 21.
USGS Stockton Pass Quadrangle map.
Arizona Department of Mineral Resources Stony Peak Uranium and White Rock Uranium Mines file.
Arizona Department of Mineral Resources U file.
MRDS database Dep. ID #10026885, MRDS ID M000778; and Dep. ID #10282406, MAS ID #0040090329.
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Map Reference: 32°33'15"N , 109°47'39"W
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