摘 要: | Taking a certain rare element-bearing granite-pegmatite in the Eastern Qinling Range for example, the author has generalized in this paper the distribution paterns, characteristic ratios, variation regularities and correlation of major elements(Si, Al, K, Na), charaeteristie elements (H F, P, B), miner elements (Ca, Fe, Mg,Mn) and rare elements (Li, Be, Rb, Cs,Nb, Ta) in genetic connection with granitepegmatites,
|