塔里木盆地顺北地区奥陶系鹰山组超深层白云岩类型及成储潜力评价*
刘大卫1, 李映涛1, 韩俊2, 张继标1, 汝智星1, 杨孝群1, 王石1, 黄诚2, 肖重阳2

Ultra-deep dolomite types and their reservoirs potential of the Ordovician Yingshan Formation in Shunbei area,Tarim Basin
LIU Dawei1, LI Yingtao1, HAN Jun2, ZHANG Jibiao1, RU Zhixing1, YANG Xiaoqun1, WANG Shi1, HUANG Cheng2, XIAO Chongyang2
塔里木盆地顺北地区奥陶系鹰山组第Ⅰ类白云岩岩石学特征 a—灰岩基质中见多条网状缝合线发育,伴有白云石晶粒(红箭头),SHBY1井,8000.4 m,单偏光; b—密集发育的白云石晶粒(红箭头),多围绕于砂屑灰岩颗粒(黄箭头)周缘,SHB84X井,9093.13 m,单偏光; c—细晶白云岩基质,可见破碎方解石脉体充填,SHB84X井,9093.30 m,单偏光; d—见暗色条带状白云石发育,SHBY1井,7999.80~8000.10 m;e—见上部暗色斑纹状发育的白云石条带以及下部灰白色白云岩层段,SHB84X井,9092.10~9093.35 m;f—缝合线建造与暗色斑纹状白云石条带(红箭头),SN501井,6290.00~6290.25 m