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Page 6314, results 157826 - 157850

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Publication Extents

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Geochemical and mineralogical methods of prospecting for mineral deposits
A. Ye Fersman, S. A. Borovik, G.V. Gorshkov, S.D. Popov, A.F. Sosedko, Lydia Hartsock, A.P. Pierce
1952, Circular 127
Fersman's book "Geochemical and mineralogical methods of prospecting for mineral deposits" (Geokhimicheskiye i mineralogicheskiye metody poiskov poleznykh iskopayemykh) covers all petrographic, mineralogical, and geochemical techniques that are used either directly or indirectly in mineral exploration. Chapter IV is of particular interest because it describes certain geochemical methods and principles that...
Stratigraphic sections of the Phosphoria formation measured and sampled in 1951
Thomas McGiffin Cheney, J.A. Peterson, M.A. Warner, R.A. Smart, R.G. Waring, R.P. Sheldon
1952, Open-File Report 52-23
The first four of a series of reports giving detailed stratigraphic sections and analyses of samples of the Phosphoria formation in the western phosphate field as described and sampled by the U. S. Geological Survey will soon be published as Circulars 208 through 211. Because of the needs of industry...