Sedimentary phosphate resource classification system of the U.S. Bureau of Mines and the U.S. Geological Survey.

Bibliographic Details
Corporate Authors: Geological Survey (U.S.), United States. Bureau of Mines
Format: Government Document Book
Language:English
Published: [Reston, Va.] : U.S. Dept. of the Interior, Geological Survey ; 1982.
Series:Geological Survey circular ; 882.
Subjects:

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