Latitude: 34°9'51"N
Longitude: 113°40'6"W
Ref.: Farnham, L.L. & L.A. Stewart (1958), Manganese deposits of western Arizona, US Bureau of Mines Information Circular 7843: 70.
Keith, Stanton B. (1978) State of Arizona Bureau of Geology and Mineral Technology, Geological Survey Branch Bull. 192, Index of Mining Properties in Yuma County, Arizona: 114 (Table 4).
Arizona Bureau of Mines file data.
MRDS database Dep. ID file #10113764, MAS ID #0040120065.
A former surface Mn mine located in West-central sec. 36, T10N, R14W, on state land. Discovered 1953. Owned by the State Of Arizona(1973). Operated by Mr. D.C. Roberts, Sub-Lessee (1973).
Mineralization is mainly pyrolusite, mixed with sandstone and calcite, in relatively short, lensing, overlapping bands, separated by barren sandstone of Tertiary age.
Workings include tunnels, cuts and an open pit. A small tonnage of ore at about 10% Mn was produced in the 1950's.
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