Willis Mine (Harmony No. 1 Mine; Opalite deposit; Willis Silica Mine), Greenlee Co., Arizona, USA
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Mineralization is the Coronado Quartzite.
A past producer.
Mineral List
1 entry listed.
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References
Elevatorski, E.A. (1978), Arizona Industrial Minerals, Arizona Department of Mineral Resources, Minerals Report No. 2: 35.
Phillips, K.A. (1987), Arizona Industrial Minerals, 2nd. Edition, Arizona Department of Mines & Minerals Mineral Report 4, 185 pp.
Peirce, H. Wesley (1990), Arizona Geological Survey Industrial Minerals card file.
USGS Clifton Quadrangle map.
Arizona Department of Mineral Resources O.B. Willis Harmony No. 1 Active file.
Arizona Department of Mineral Resources Directory of Active Mines in Arizona (1980): 21.
MRDS database Dep. ID #10062118, MRDS ID #TC35375; and Dep. ID #10259536, MAS ID #0040110123.
Phillips, K.A. (1987), Arizona Industrial Minerals, 2nd. Edition, Arizona Department of Mines & Minerals Mineral Report 4, 185 pp.
Peirce, H. Wesley (1990), Arizona Geological Survey Industrial Minerals card file.
USGS Clifton Quadrangle map.
Arizona Department of Mineral Resources O.B. Willis Harmony No. 1 Active file.
Arizona Department of Mineral Resources Directory of Active Mines in Arizona (1980): 21.
MRDS database Dep. ID #10062118, MRDS ID #TC35375; and Dep. ID #10259536, MAS ID #0040110123.