TY - GEN AU - Khaild Elhossiny Mohamed Salih AU - Magda Elrakaiby , AU - Tarik Mohamed Labib , TI - Space image characterization of some granitic masses in radioactivity in north east africa / PY - 2005/// CY - Cairo : PB - Khaild Elhossiny Mohamed Salih , KW - East north africa KW - Granite KW - Radioactivity KW - Space image N1 - Thesis (M.Sc.) - Cairo University - Institute Of African Research and Studies - Department Of Natural Resources; Issued also as CD N2 - Eastern desert is characterized by wide spread of granitoid rocks formed batholithes , plutons , massesthe importance of the granitic rocks is manly du to their economic pluton especially for radioactive elementmany classification of granitoid rock have been based according to their chemical composition name of location mineralogical composite , tectonic setting and age ER -