financially supported by National Natural Science Foundation of China (Grant Nos. 41172186, 40972136 and 40572121);Special Fund for Basic Scientific Research of Central Colleges, Chang’an University, China (Grant Nos.CHD2011TD020, CHD2009JC070, CHD2009JC053 and CHD2009JC046);the Commonweal Geological Survey,the Aluminum Corporation of China and the Land-Resources Department of Qinghai Province (Grant No.200801)
The Helegangnaren feldspar granite exposed in the eastern part of East Kunlun, is characterized by high concentrations of SiO2 and alkaline, low abundances of Fe, Mg and Ca, metaluminous-weak peraluminous. Trace eleme...