المنشورات 1989 Petrography of the primary and secondary gypsum of the Middle Miocene evaporites of the Abu Khashir area. Western Sinai, Egypt. الصفحات 769-792 مزيد من المنشورات Sedimentological characteristics of continental sabkha, south Western Desert, Egypt Continental sabkha is recorded in the extreme middle part of the southWestern Desert of Egypt representing one of the most promising areas for sustainable development, especially… بواسطة Osama E.A. Attia, Hussien K. Hussien 2015 Petrography of the primary and secondary gypsum of the Middle Miocene evaporites of the Abu Khashir area. Western Sinai, Egypt. بواسطة Ashraf M.A. Wali, Sanaa Abdel-wahab, Osama E.A. Attia 1989 On the geochemistry and mineralogy of Abu Khashir Miocene evaporites and its significance, Ras Sudr, Sinai, Egypt بواسطة Sanaa Abdel-wahab, Ashraf M.A. Wali, Osama E.A. Attia 1989