柴北缘中段地球化学特征及铬的成矿潜力评价

陈熙, 安朝, 张文权, 徐云甫, 马瑛, 史连昌, 陶志华

Geochemical characteristics and Cr metallogenic potential evaluation of the middle section of the northern margin of the Qaidam Basin

CHEN Xi, AN Zhao, ZHANG Wen-Quan, XU Yun-Fu, MA Ying, SHI Lian-Chang, TAO Zhi-Hua

表2 旋转因子主成分分析

Table 2 Principal components of rotation factor analysis

元素 F1 F2 F3 F4 F5 F6 Ag 0.573 0.004 0.471 -0.049 0.000 -0.062 As 0.155 -0.018 0.793 0.144 0.151 0.156 Au -0.060 0.027 0.868 -0.038 -0.054 -0.014 Co 0.025 0.573 0.004 0.726 -0.006 -0.012 Cr 0.010 0.853 -0.001 0.032 -0.003 0.004 Cu 0.068 0.027 0.037 0.927 0.016 -0.001 Mo 0.113 -0.160 0.179 0.344 0.497 0.098 Ni 0.005 0.846 0.012 0.085 0.002 0.007 Pb 0.901 -0.010 0.021 -0.064 0.059 0.036 Sb 0.075 0.011 0.087 0.002 0.011 0.981 W -0.009 0.088 -0.033 -0.104 0.897 -0.040 Zn 0.829 0.032 -0.025 0.243 0.012 0.102 特征值 2.468 2.036 1.379 1.181 1.025 0.951 方差贡献率/% 20.563 16.964 11.495 9.843 8.539 7.923 累积方差贡献率/% 20.563 37.528 49.023 58.866 67.405 75.328