安徽休宁桃溪铅锌矿地质、物化探特征及其找矿潜力

翁望飞, 王德恩, 汪永辉, 吴冀明, 闫峻, 张定源, 方捷

Geological features, geochemical and geophysical anomaly characteristics and prospecting potential of the Taoxi lead zinc deposit in Xiuning, Anhui Province

Wang-Fei WENG, De-En WANG, Yong-Hui WANG, Ji-Ming WU, Jun YAN, Ding-Yuan ZHANG, Jie FANG

表1 桃溪地区花岗斑岩主量、微量及稀土元素含量%

样号及位置 岩性 元素含量 14TX006 (榆村) 花岗斑岩 SiO2 TiO2 Al2O3 Fe2O3 MnO MgO CaO K2O Na2O P2O5 BaO Cr2O3 SrO LOI Total 64.19 0.61 13.91 4.01 0.06 2.83 1.41 3.2 1.22 0.174 0.05 <0.01 0.02 7.54 99.22 La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Y 22.2 45.2 5.57 22 4.51 1.13 4.29 0.63 3.08 0.58 1.53 0.21 1.32 0.18 15.7 Ba Cr Cs Ga Hf Nb Rb Sr Ta Th U V W Y Zr 393 10 37.7 18.2 4.3 10.4 173.5 200 1.1 8.74 4.19 82 3 15.7 143 14TX007-3 (桃溪) 花岗斑岩 SiO2 TiO2 Al2O3 Fe2O3 MnO MgO CaO K2O Na2O P2O5 BaO Cr2O3 SrO LOI Total 62.64 0.56 13.71 2.88 0.19 4.69 1.85 3.08 0.09 0.173 0.04 <0.01 0.01 9.54 99.45 La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Y 27.4 55.4 6.74 26.4 5.28 1.26 4.16 0.62 3.06 0.55 1.5 0.21 1.17 0.18 14.9 Ba Cr Cs Ga Hf Nb Rb Sr Ta Th U V W Y Zr 335 10 19.5 18.8 4.5 10.8 152.5 112.5 1 9.78 4.02 75 3 14.9 153