Media type: E-Book Title: Data set of world phosphate mines, deposits, and occurrences : part A: Geologic data Contributor: Chernoff, Carlotta B. [Author]; Orris, Greta J. [Author] imprint: [Reston, Va]: U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Published in: United States Geological Survey: Open-file report ; 02,156-A Extent: Online-Ressource Language: English Keywords: Erde > Phosphatbergbau > Phosphatlagerstätte > Lagerstättenkunde > Vorkommen Origination: Footnote: Access State: Open Access