Different minerals including ( Na+, K+ and Ca++) in addition to iron copper) were determined different algae samples collected from some region at Al –Gabal –Khder coast (Libya). The (Ulva algae, Cladophora Polysiphonia Laurencia algae).The mineral contents measured by Flamephotometer, while the (iron levels estimated spectrophotometeric method. results showed variations between of studied samp...

gabal el-zeit block at the western coast of the gulf of suez region in egypt consists of two varieties of precambrian granites, namely monzogranite and a peripheral zone of alkali granite. both granitic varieties display moderate (60.1-68.5 wt%) and high silica (73.36-76.16 wt%) contents with high na2o+k2o (7.21-8.61 wt%), respectively. the investigated monzogranite is calc-alkaline metaluminou...