Ebens, R.J. & Shacklette, H.T.
Geochemistry of some rocks, mine spoils, stream sediments, soils, plants, and waters in the Western Energy region of the conterminous United States
US Geological Survey, 1982.Professional Paper no.1237.Paper covers.Fine/No Jacket.Scarcely used.173 pp. In English.1 kg.
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