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Abundances of chemical elements of the granitoids in different geotectonic units of China and their characteristics
- SHI Changyi, YAN Mingcai, CHI Qinghua
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Institute of Geophysical and Geochemical Exploration, Langfang 065000, China;
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Published |
05 Sep 2007 |
Issue Date |
05 Sep 2007 |
On the basis of actual analytical data of 767 composited samples collected mainly from about 750 large to middle representative granitoid bodies all over China, the average chemical compositions and element abundances of about 70 chemical elements of SiO2, Al2O3, Fe2O3, FeO, MgO, CaO, Na2O, K2O, H2O+, CO2, TFe2O3, Ag, As, Au, B, Ba, Be, Bi, Cd, Cl, Co, Cr, Cs, Cu, F, Ga, Ge, Hf, Hg, Li, Mn, Mo, Nb, Ni, P, Pb, Rb, S, Sb, Sc, Se, Sn, Sr, Ta, Th, Ti, Tl, U, V, W, Zn, Zr, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu and Y in alkalifeldspar granite, syenogranite and adamellite in 7 geotectonic units in China such as Tianshan Xing’an orogenic series, Sino–Korean metaplatform, Kunlun–Qilian–Qinling orogenic series, Yunnan–Tibet orogenic series, Yangtze metaplatform, South China–Youjiang orogenic zone and Himalayan orogenic belt, are calculated and presented in this paper. In addition, the characteristics of petrochemical parameters, trace element contents and rare earth element distributions of different rock types of the granitoids in different geotectonic units are also sufficiently discussed.
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