松辽盆地徐家围子断陷深层异常高孔带分布特征与成因分析*
孟元林1, 刘文慧1, 孟凡晋1, 梁伯勋2, 王建伟1, 潘雪梅1, 田伟志1, 王维安1, 丁桂霞1, 周振东3, 肖丽华1

Distribution and origin of anomalously high porosity zones of the Xujiaweizi Fault Depression in Songliao Basin
Meng Yuanlin1, Liu Wenhui1, Meng Fanjin1, Liang Boxun2, Wang Jianwei1, Pan Xuemei1, Tian Weizhi1, Wang Wei'an1, Ding Guixia1, Zhou Zhendong3, Xiao Lihua1
徐家围子断陷深层储集层典型照片(A—S301井,883.90m,K1 q 4,第ⅰ异常高孔带,细粒长石岩屑砂岩,长石颗粒粒内溶孔,原生粒间孔,石英见次生加大,铸体薄片,单偏光,×200;B—W905井,2998.23m,K1 yc 3,第ⅱ异常高孔带,流纹岩,溶蚀—风化缝,铸体薄片,单偏光,×40;C—W905井,2997.22m,K1 yc 3,第ⅱ异常高孔带,流纹岩,钾长石斑晶溶孔,铸体薄片,单偏光,×40;D—XS606井,3699.71m,K1 yc 1,第ⅲ异常高孔带,熔结凝灰岩,岩屑溶孔,铸体薄片,单偏光,×100;E—XS22井,3635.42m,K1 yc 4,第ⅲ异常高孔带,砂砾岩,砾内裂缝, 岩心照片;F—气孔流纹岩,气孔发育,后期裂缝沟通了溶孔(洞),吉林省九台市石场村,野外照片)