Latitude: 31°52'59"N
Longitude: 111°14'7"W
‡Ref.: Granger, H.C. & R.B. Raup (1962), Reconnaissance study of uranium deposits in Arizona, USGS Bull. 1147A: A31-A32.
U.S. Atomic Energy Commission RME-159 (1970) Preliminary Reconnaissance for Uranium in Pima and Pinal Counties, Arizona, 1950 to 1957: 51.
Keith, Stanton B. (1974), Arizona Bureau of Geology & Mineral Technology, Geological Survey Branch Bull. 189, Index of Mining Properties in Pima County, Arizona: 34.
MRDS database Dep. ID file #10026776, MRDS ID #M000212.
A surface U claim located in secs. 5 & 8 (?), T.18S., R.11E., a few hundred yards (meters) East of the Lena No. 1 claim, 10½ miles W of Twin Buttes, and about 25 air miles SW of Tucson. Location approximate. Owned by Mr. Manuel Obregon of Tucson.
Light colored granite with veins as nuch as 4 feet wide, some consisting almost entirely of quartz and tourmaline. Most veins dip steeply SW-ward. The ore body strikes N40W and dips vertically.
Workings are a shallow open cut.
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2 entries listed. 1 valid mineral.
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