| Reference | {Analytical Data:: SRC.REF: G.S.E.}{Deposit:: A.M. ABDALLAH, GEOLOGY OF SOME GYPSUM DEPOSITS IN THE NORTH WESTERN DESERT OF U.A.R., GEOL. SUR. AND MINERAL RESEARCH DEPT.}{Deposit:: M. GHANEM ABDEL AZIZ ET AL, EL OMAYID GYPSUM DEPOSIT, ANNALS OF THE G.S.E., VOL. 1, 1971} |