| Reference | {Deposit:: BRITISH SULPHUR, WORLD SURVEY OF PHOSPHATE DEPOSITS, 1980.}{Deposit:: ECONOMIC GEOLOGY, PHOSPHATIC DEPOSITS IN SYRIA AND SAFAGA}{Deposit:: DISTRICT, EGYPT, VOL. 61, 1966, PP. 1142-1161.}{Deposit:: EARTH SCIENCES, INC., URANIFEROUS PHOSPHATES RESOURCES AND}{Deposit:: TECHNOLOGY AND ECONOMICS OF URANIUM RECOVERY FROM}{Deposit:: PHOSPHATE RESOURCES, UNITED STATES AND FREE WORLD,}{Deposit:: VOL. 1, 1979.}{Deposit:: UNITED STATES, BUREAU OF MINES, MINERAL TRADE NOTES, VOL.}{Deposit:: 57, NO. 3, SEPTEMBER 1963.}{Deposit:: 67, NO. 2, FEBRUARY 1970.}{Deposit:: 75, NO. 2, FEBRUARY 1978.}{Deposit:: WORLD BANK, WORLD PHOSPHATE SURVEY BACKGROUND PAPERS,}{Deposit:: SEPTEMBER 1979.}{Reserve-Resource:: BRITISH SULPHUR CORPORATION, WORLD SURVEY OF PHOSPHATE}{Reserve-Resource:: DEPOSITS, FIFTH ED., LONDON, 1987, PP174-175.} |