TY - GEN AU - Sayed Ahmed Mohamed Omar AU - A.A.Surour , AU - M.A.Hassan , AU - M.A.Takla , TI - Characterization and evaluation of some beryl occurrences in the eastern desert , egypt / PY - 2001/// CY - Cairo : PB - Sayed Ahmed Mohamed Omar , KW - Beryl occurrences KW - Characterization and evaluation KW - Eastern desert N1 - Thesis (PH.D.) - Cairo University - Faculty Of Science - Department Of Geology; Issued also as CD ER -