Latitude: 33°56'6"N
Longitude: 114°4'31"W
Ref.: Farnham, L.L. & L.A. Stewart (1958), Manganese deposits of western Arizona, US Bureau of Mines Information Circular 7843: 76.
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: 168 (Table 4).
MRDS database Dep. ID file #10258972, MAS ID #0040120140.
A former surface Mn mine located in West-central (NE¼NW¼SW¼) sec. 19, T7N, R17W, on land of unknown status. Owned/opertaed at times, or in part, by Fornis. Mr. Tenny had unspecified involvement here (1953).
Mineralization is lenses of manganese oxides mixed with siliceous limestone and calcite along a bedding plane fracture in metamorphosed Mesozoic limestone.
Workings include open cut operations. This mine was worked in 1953, producing some 144 long tons of sorted 29% Mn.
Mineral List
3 entries listed. 2 valid minerals.
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