TY - ABST T1 - SABET, A.H., HASSAAN, M.M. and EL GAMMAL, S.A.S. 1990. Petrographic and geochemical studies on the basement rocks south of Gabal El Shayib, Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 16: 107-9. Y1 - 1990 N1 - SABET, A.H., HASSAAN, M.M. and EL GAMMAL, S.A.S. 1990. Petrographic and geochemical studies on the basement rocks south of Gabal El Shayib, Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 16: 107-9. ER -