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Geological relations and distribution of platinum and associated metals. -- Kemp. [U.S. Geological Survey Bulletin No. 193. Series A, Economic Geology, 14.]
Published 1902Online Access
Government Document Electronic eBook -
3
The magnesite deposits of California, by Frank L. Hess. [U.S. Geological Survey Bulletin 355.]
Published 1909Online Access
Government Document Electronic eBook -
4
Monthly bulletin of the Bureau of the American Republics, International Union of American Republics. Vol. IX. July-December, 1900.
Published 1900Online Access
Government Document Electronic eBook -
5
Sodium sulphate: Its sources and uses, by Roger C. Wells. [U.S. Geological Survey Bulletin 717.].
Published 1921Online Access
Government Document Electronic eBook -
6
Geology and mineral resources of the Altiplano and Cordillera Occidental, Bolivia /
Published 1992Government Document Book -
7
Geology and mineral resources of the Altiplano and Cordillera Occidental, Bolivia /
Published 1992Online Access
Online Access
Government Document eBook -
8
A revised bibliography of the geology and mineral deposits of the Guayana Shield in Venezuela, Brazil, Guyana, Suriname, French Guiana, and Colombia
Published 1989Government Document Microfilm Book