碳酸盐岩储集层成岩作用中“孔隙尺寸控制沉淀”研究进展、地质意义及鄂尔多斯盆地实例*
熊鹰1,2,3, 谭秀成1,2, 伍坤宇1, 王小芳4

Research advances,geological implication and application in Ordos Basin of the “pore-size controlled precipitation” in diagenesis of carbonate rock reservoir
Xiong Ying1,2,3, Tan Xiu-Cheng1,2, Wu Kun-Yu1, Wang Xiao-Fang4
鄂尔多斯盆地中奥陶统马五段盐下储集层孔隙胶结特征 a、b和d—砂屑云岩储集层,较大孔径的粒间孔隙被石膏胶结充填,较小孔径的粒间孔隙得以保留,靳2井,3586.75 m,马五7亚段,a、d为蓝色铸体薄片,b为岩心;c、e和f—粉晶云岩储集层,大孔(溶洞)被粗晶白云石胶结物充填,基质白云石晶间孔保存完好,桃38井,3630.56 m,马五9亚段,c、f为蓝色铸体薄片,e为岩心