准噶尔盆地中央坳陷莫索湾地区侏罗系三工河组深层致密砂岩气储集层特征及成因*
孙靖, 吴爱成, 王然, 曾德龙, 王峰, 薛晶晶

Characteristics and origin of deep tight sandstone gas reservoirs of the Jurassic Sangonghe Formation, Mosuowan area, Central Depression,Junggar Basin
Sun Jing, Wu Aicheng, Wang Ran, Zeng Delong, Wang Feng, Xue Jingjing
准噶尔盆地中央坳陷莫索湾地区侏罗系三工河组一段储集层基本特征 A—三工河组一段储集层砂岩成分三角图;B—细粒长石岩屑砂岩,莫21井,孔隙度为10.6%,渗透率为0.331×10-3 μm2,4557.73,m,单偏光;C—细粒岩屑砂岩,莫24井,孔隙度为10%,渗透率为0.241×10-3 μm2,4599.66,m,单偏光;D—塑性岩屑,莫24井,4602.76,m,细砂岩,正交光;E—方解石胶结物,莫21井,4561.78,m,细砂岩,单偏光;F—石英次生加大,莫21井,4561.78,m,细砂岩,正交光;G—压汞曲线图,莫21井,4557.73,m,细砂岩;H—压汞曲线图,莫24井,4600.41,m,细砂岩