鄂尔多斯盆地陕北地区长7段页岩油储层微观特征及控制因素
马文忠,王永宏,张三,冯胜斌,郝炳英,崔晓丽

Microscopic characteristics and controlling factors of Chang 7 Member shale oil reservoir in northern Shaanxi area, Ordos Basin
Wenzhong MA,Yonghong WANG,San ZHANG,Shengbin FENG,Bingying HAO,Xiaoli CUI
表1 陕北地区长7段储层填隙物组合对比
Table 1 Comparison table of interstitial composition of Chang 7 Member reservoir in northern Shaanxi area
区块层位水云母 /%绿泥石 /%铁方解石 /%铁白云石 /%高岭石 /%硅质 /%长石质 /%浊沸石 /%其他 /%合计 /%
姬塬长71亚段6.040.973.072.0001.200.0800.9014.27
长72亚段8.530.743.591.9901.240.0801.1817.34
长73亚段7.510.954.524.1000.550.0002.8220.47
新安边长71亚段3.452.265.771.2101.140.050.541.7615.65
长72亚段3.494.215.420.0900.760.070.060.9515.04
长73亚段4.622.356.670.0101.140.0900.8515.74

吴起—

安塞

长71亚段3.152.464.331.0601.160.100.580.9313.77
长72亚段3.932.986.030.8700.720.110.161.6616.46
长73亚段3.212.084.250.1401.180.090.303.6214.87
庆城长7段9.330.471.642.300.111.010.0700.2015.13