青海赛坝沟金矿辉长岩地球化学组成及成因分析
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邢佳,王建国,王志男,胡建,魏生云
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Geochemical Composition and Genetic Analysis of Gabbro of Saibagou Gold Deposit,Qinghai Province
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Jia XING,Jianguo WANG,Zhinan WANG,Jian HU,Shengyun WEI
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表1 辉长岩主量成分分析结果
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Table 1 Analysis results of main components of gabbro
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组分 | 样品编号及分析结果/% |
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SBG-1 | SBG-2 | SBG-3 | SBG-4 | SBG-5 | SBG-6 | SBG-7 | SBG-8 | SBG-9 |
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SiO2 | 46.98 | 46.20 | 45.35 | 50.89 | 52.23 | 48.04 | 44.12 | 45.01 | 47.46 | TiO2 | 0.37 | 0.12 | 0.61 | 0.36 | 0.38 | 1.18 | 0.81 | 0.63 | 1.61 | Al2O3 | 13.12 | 15.28 | 16.17 | 13.89 | 14.64 | 11.57 | 17.67 | 15.06 | 12.12 | TFe2O3 | 11.12 | 5.97 | 11.97 | 10.78 | 11.28 | 9.85 | 13.43 | 10.43 | 15.19 | MnO | 0.18 | 0.13 | 0.13 | 0.19 | 0.18 | 0.18 | 0.22 | 0.17 | 0.23 | MgO | 9.53 | 13.91 | 4.98 | 5.09 | 5.90 | 10.48 | 6.16 | 9.15 | 6.42 | CaO | 11.35 | 14.01 | 17.32 | 10.27 | 8.15 | 12.02 | 11.64 | 10.37 | 7.20 | Na2O | 1.18 | 0.89 | 1.52 | 1.18 | 1.58 | 1.83 | 1.74 | 2.33 | 2.64 | K2O | 0.30 | 0.57 | 0.08 | 0.22 | 0.16 | 2.16 | 0.24 | 0.57 | 0.44 | P2O5 | 0.02 | 0.01 | 0.08 | 0.07 | 0.07 | 0.50 | 0.16 | 0.12 | 0.15 | SO3 | 0.02 | 0.01 | 0.01 | 0.02 | 0.01 | 0.05 | 0.37 | 0.01 | 0.09 | LOI | 5.82 | 2.89 | 1.80 | 7.04 | 5.42 | 2.16 | 3.43 | 6.16 | 6.45 | Total | 99.99 | 99.99 | 100.02 | 100.00 | 100.00 | 100.02 | 99.99 | 100.01 | 100.00 |
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