Chemical analyses of soils and other surficial materials of the conterminous US

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Description Geochemistry of soils and other regoliths collected and analyzed by Hans Shacklette and colleagues from 1958 until about 1976.
Originators Boerngen, Josephine G. and Shacklette, Hansford T.
Publication U.S. Geological Survey Open-File Report 81-197
Metadata Questions and answers