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Record Nr. |
UNINA9910708463503321 |
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Titolo |
Principles of the mineral resource classification system of the U.S. Bureau of Mines and U.S. Geological Survey |
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Pubbl/distr/stampa |
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[Washington, D.C.] : , : U.S. Bureau of Mines : , : U.S. Geological Survey, , 1976 |
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Washington : , : United States Government Printing Office |
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Descrizione fisica |
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1 online resource (v, 5 pages) : illustration |
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Collana |
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Geological Survey bulletin ; ; 1450-A |
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Soggetti |
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Mines and mineral resources - United States |
Minerals - United States |
Minerals |
Classification |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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"A report published jointly by the U.S. Bureau of Mines and U.S. Geological Survey." |
"Definitions of mineral resource classification terms used by the U.S. Bureau of Mines and U.S. Geological Survey." |
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