Geochemical Prospecting With Heavy-Mineral Concentrates Used to Locate a Tungsten Deposit. Geological Survey Circular 411

by P. K. Theobald Jr., C. E. Thompson

$15 · Offered by Crossroads Books

Washington, D. C. Geologic Survey, 1959. stapled binding, 10.5 x 8 , 13 pages, illustrated. good. Item #5567737 from the abstract, Rapid field chemical analysis of heavy-mineral concentrates panned from stream gravels provides a reconnaissance prospecting technique for many of the ore minerals that are resistant to chemical and mechanical decay. DQ4.

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