Haynes, Benjamin W. Fluorine and uranium in phosphate rock processing and waste materials by Benjamin W. Haynes, Gary W. Kramer, and July A. Jolly - [Washington, D.C.] U.S. Dept. of the Interior, Bureau of Mines 1981 - 17 p. map 28 cm - Report of investigations 8576 . Subjects--Topical Terms: Fluorine--AnalysisUranium--AnalysisPhosphate rock--AnalysisTailings (Metallurgy)--Recycling Dewey Class. No.: 622 s