中国陆相湖盆碳酸盐岩储集层特征及其成藏条件
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杜江民, 龙鹏宇, 杨鹏, 丁强, 胡秀银, 李伟, 柏杨, 盛军
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Characteristics of Carbonate Reservoir and Its Forming Conditions in Continental Lake Basin of China
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Jiangmin Du, Pengyu Long, Peng Yang, Qiang Ding, Xiuyin Hu, Wei Li, Yang Bai, Jun Sheng
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表2 柴达木盆地英西地区渐新统储集岩X射线衍射全岩矿物含量数据 %
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Table 2 X-ray diffraction total rock mineral content data of Oligocene reservoir rocks in Yingxi area, Qaidam Basin %
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| 样品编号 | 深度/m | 石英 | 钾长石 | 斜长石 | 方解石 | 菱铁矿 | 石盐 | 黄铁矿 | 赤铁矿 | 硬石膏 | 铁白云石 | 黏土矿物 |
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| S49-1-1 | 3 746.03 | 3.3 | 0 | 1.3 | 16.0 | 0 | 0 | 0 | 4.9 | 0 | 70.5 | 4.1 | | S49-1-2 | 3 753.89 | 6.8 | 0 | 3.9 | 11.0 | 0 | 0 | 0 | 4.6 | 6.6 | 59.8 | 7.2 | | S49-1-3 | 3 754.01 | 5.4 | 0 | 3.3 | 12.0 | 0 | 0 | 0 | 5.3 | 6.5 | 61.4 | 6.1 | | S49-1-4 | 3 754.87 | 8.0 | 0.6 | 5.8 | 3.8 | 0 | 0 | 0 | 5.1 | 8.1 | 59.3 | 9.3 | | S49-1-5 | 3 768.96 | 4.1 | 0 | 3.3 | 12.1 | 0 | 0 | 0 | 3.8 | 4.2 | 70.1 | 2.4 | | S49-1-6 | 3 770.68 | 7.4 | 1.0 | 5.2 | 32.8 | 10.4 | 0 | 2.9 | 0 | 0.3 | 34.3 | 5.9 | | S49-1-7 | 3 772.44 | 1.7 | 0 | 1.8 | 2.4 | 0 | 0.6 | 5.1 | 0 | 2.0 | 83.8 | 2.6 | | S49-1-8 | 3 772.87 | 9.7 | 0 | 6.0 | 6.1 | 0 | 0 | 5.5 | 4.1 | 2.3 | 49.3 | 17.1 | | S49-1-9 | 3 774.48 | 8.3 | 0 | 7.3 | 19.4 | 0 | 0 | 4.8 | 0 | 0.3 | 46.5 | 13.3 | | S49-1-10 | 3 776.40 | 9.4 | 0.6 | 5.5 | 9.9 | 6.9 | 0 | 0 | 0 | 0.4 | 53.2 | 14.1 | | S49-1-11 | 3 780.18 | 2.7 | 0 | 2.5 | 1.0 | 0 | 0 | 4.7 | 3.7 | 1.3 | 76.7 | 7.4 | | S49-1-12 | 3 784.19 | 4.9 | 0 | 2.7 | 16.3 | 0 | 0 | 0 | 3.9 | 9.2 | 58.0 | 4.9 | | S49-1-13 | 3 850.78 | 6.2 | 0 | 4.6 | 11.0 | 0 | 0 | 5.9 | 4.8 | 0.3 | 60.1 | 7.1 | | S49-1-14 | 3 851.50 | 5.8 | 0 | 5.9 | 17.4 | 0 | 0.5 | 0 | 5.3 | 0.3 | 59.5 | 5.4 | | S41-2-1 | 4 072.41 | 8.1 | 0.5 | 7.7 | 19.5 | 10.4 | 0.9 | 4.0 | 0 | 5.5 | 39.3 | 4.1 | | S41-2-3 | 4 080.37 | 13.3 | 1.3 | 8.7 | 9.6 | 0 | 0 | 5.1 | 3.8 | 0.7 | 48.0 | 9.5 | | S41-2-5 | 4 081.74 | 17.0 | 0.8 | 6.5 | 6.6 | 0 | 0 | 4.7 | 3.6 | 5.7 | 48.3 | 6.8 | | S41-2-6 | 4 082.25 | 10.1 | 0.9 | 7.7 | 6.6 | 6.9 | 0 | 3.2 | 2.1 | 11.2 | 42.6 | 8.7 | | S41-2-7 | 4 082.61 | 5.4 | 0.7 | 4.8 | 14.3 | 4.0 | 0.3 | 3.1 | 3.0 | 9.5 | 50.5 | 4.4 | | S41-2-8 | 4 082.84 | 10.0 | 1.1 | 10.5 | 3.2 | 0 | 0 | 3.0 | 2.9 | 6.3 | 51.7 | 11.3 |
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