00485nas a2200073   4500008003900000245026000039210006900299856004300368       1962                          d00aAKAAD, M.K. and EL-RAMLY, M.F. 1962. The nepheline-syenite ring complex of Gebel Abu Khruq (South-eastern desert of Egypt). Geological Survey of Egypt, Paper, 14: 1-22.EL RAMLY, M.F. and HUSSEIN, A.A.A. 1982. The alkaline ring complexes of Egypt. Geologic0 aAKAAD MK and ELRAMLY MF 1962 The nephelinesyenite ring complex o  uhttps://alkcarb.myrocks.info/node/6937