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松辽盆地北部下白垩统泉头组三、四段碳酸盐胶结物分布及其主控因素*
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赵小庆1,2, 鲍志东1,2, 孟元林3, 刘宗飞1 |
Distribution of carbonate cements in the Members 3 and 4 of Lower Cretaceous Quantou Formation of northern Songliao Basin and its main controling factors
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Zhao Xiaoqing 1,2, Bao Zhidong 1,2, Meng Yuanlin 3, Liu Zongfei 1
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碳酸盐胶结物含量、泥质含量、中值粒径及原始孔隙度与基准面旋回的关系 根据松辽盆地泉三段和泉四段不同沉积相111块砂岩的分选系数,应用公式: Φ O=20.91+22.9/ S O,计算了砂岩储集层的原始孔隙度,其中: Φ O—原始孔隙度,%; S O—分选系数 |
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