广西贵港六梅金矿的成因类型及找矿意义

陈港,陈懋弘,马克忠,葛锐,郭申祥,吴启强,原其生

Genetic Types and Prospecting Significance of Liumei Gold Deposit，Guigang，Guangxi Province，China

Gang CHEN,Maohong CHEN,Kezhong MA,Rui GE,Shenxiang GUO,Qiqiang WU,Qisheng YUAN

表3 黄铁矿EPMA分析结果

Table 3 EPMA analysis results of pyrite

样品特征 样品编号 测点 元素含量/% As Au Pb Sb Ag S Sn Fe Cu Zn Total 粒状黄铁矿 LM11-1 1 5.869 0.106 0.064 0 0 49.12803 0 45.63346 0.079 0 100.8795 2 1.298 0.072 0.357 0.008520 0.016 51.78429 0.014 46.87734 0 0 100.4271 LM3-2-1 1 2.625 0.048 0.432 0.014200 0.008 52.15242 0 46.21192 0.015 0.020 101.5265 2 1.813 0.026 0.350 0.004733 0 52.54407 0 45.87383 0 0.020 100.6316 3 2.797 0.043 0.412 0.023667 0.034 52.17616 0.001 46.29106 0 0.015 101.7929 LM1-3-2 1 4.448 0 0.227 0 0 50.81034 0 45.95591 0.023 0 101.4642 2 4.502 0.024 0.255 0 0 50.93495 0 46.04581 0.046 0 101.8078 3 4.516 0.021 0.297 0.005680 0 49.71847 0 45.80739 0.012 0 100.3775 7 3.886 0.005 0.272 0.004733 0 51.33352 0.011 46.13863 0 0.020 101.6709 8 3.163 0 0.419 0.008520 0 51.71033 0.003 46.14352 0 0 101.4474 LM3-5-1 1 3.611 0 0.205 0.000947 0.013 51.02297 0 46.29790 0.062 0.018 101.2308 2 2.816 0.011 0.333 0 0 51.63418 0 47.07764 0.018 0 101.8898 3 3.761 0.018 0.223 0 0 50.86968 0.008 46.63599 0 0 101.5157 4 2.658 0.072 0.324 0.008520 0.004 51.54220 0 46.54023 0.007 0 101.156 5 2.457 0.045 0.352 0.014200 0.025 50.74506 0.010 46.49724 0.002 0 100.1475 LM12-1- 6 6.083 0.018 0.510 0 0.002 48.52177 0 45.29929 0.019 0 100.4531 7 3.922 0 0.237 0 0 50.78363 0.021 46.46304 0 0.011 101.4377 8 3.892 0 0.464 0.001893 0 50.75693 0 45.68427 0.046 0.017 100.8621 9 2.640 0.018 0.226 0 0 50.80045 0 46.74054 0.010 0.025 100.4600 10 4.105 0 0.318 0.009467 0 49.69078 0 45.85234 0.018 0.021 100.0146 LM12-2 1 7.196 0 0.285 0.007573 0 47.49419 0 45.31101 0.006 0.012 100.3118 2 4.332 0 0.456 0 0.003 50.62638 0 46.54707 0.015 0 101.9794 3 2.389 0.005 0.335 0 0 51.92297 0 46.87929 0.034 0 101.5653 4 4.226 0.047 0.266 0 0 49.60078 0 45.61196 0.044 0 99.7957 5 3.905 0.023 0.283 0 0 50.31781 0 46.66530 0.025 0 101.2191 环带 LM13-1 1 4.934 0.083 0.288 0.018933 0 49.84407 0.017 45.16933 0.048 0.015 100.4173 环带 2 6.694 0 0.287 0.042600 0 48.89265 0 44.89280 0.040 0.039 100.8881 环带 3 5.672 0.007 0.332 0 0.002 49.25858 0 45.31101 0.029 0 100.6116 核部 4 3.164 0.065 0.303 0.017987 0.010 51.18418 0.023 45.70284 0.003 0.015 100.488 核部 5 0.051 0.042 0.068 0 0.020 53.46286 0 46.55000 0.014 0.059 100.2669 核部 6 0.106 0.103 0.250 0 0 53.45000 0.021 45.75715 0.014 0 99.70115 粒状黄铁矿 7 5.711 0.039 0.311 0.017987 0 49.41089 0.014 45.31687 0.079 0.012 100.9117 1-7号点位由边部到核部，再由核部到边部，4号点为核部 LM1-2-1 1 4.573 0.018 0.196 0.006627 0 51.02891 0 45.04445 0 0 100.8670 2 3.895 0.01 0.303 0 0 51.06847 0 45.45238 0 0 100.7288 3 3.378 0.064 0.236 0 0 51.32561 0 45.67071 0 0 100.6743 4 3.737 0 0.408 0 0 51.45022 0 45.83158 0 0.016 101.4428 5 3.935 0.018 0.209 0.000947 0 51.36616 0.017 45.85839 0.020 0.021 101.4455 6 3.684 0.071 0.349 0 0 50.92506 0.011 45.53186 0.005 0 100.5769 7 3.797 0.026 0.362 0 0.001 51.53330 0.032 45.84595 0 0.022 101.6192 1号点到10号点依次从边部到核部 LM1-3-1 1 3.397 0.109 0.425 0.044493 0.009 50.93693 0 45.57874 0.020 0.027 100.5472 2 2.638 0.005 0.214 0 0 51.86165 0.018 46.20801 0 0 100.9447 3 4.457 0 0.183 0 0 50.32363 0 45.67645 0.040 0.008 100.6881 4 4.013 0.039 0.415 0 0 50.55803 0.002 45.24221 0.019 0 100.2882 5 3.415 0.007 0.308 0 0 50.70836 0 46.12202 0.009 0.010 100.5794 6 4.668 0.029 0.057 0.031240 0.017 49.35451 0 45.60219 0.011 0 99.7699 7 4.721 0.037 0.283 0.017040 0 51.22408 0 44.39056 0 0 100.6727 8 0.088 0 0.215 0 0 53.29077 0 46.82359 0 0 100.4174 9 0.065 0.017 0.354 0 0 53.77341 0 46.65260 0 0 100.8620 10 0.031 0.051 0.405 0 0.016 53.73088 0 46.26468 0 0 100.4986