Mount Tipton G-E-M resources area (GRA no. AZ-04) : technical report (WSA AZ 020-012/042) : final report Great Basin GEM Joint Venture (Firm) creator United States. Bureau of Land Management. contributor United States. Bureau of Land Management. Denver Service Center. contributor text book Denver, Co Bureau of Land Management 1983 1983
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ENG "April 22, 1983" Arizona Geological mapping Geological surveys Mines and mineral resources Natural resources QE86 .M682 M682 1983 https://www.biodiversitylibrary.org/bibliography/59249 10.5962/bhl.title.59249