Nonsandstone reservoirs between salt beds of Qianjiang Formation in the Qianjiang Sag of the Jianghan Basin are mainly composed of dolomicrite,glauberite rock,mudstone and their peperite.
组成汉
地潜
凹陷潜
组盐间段非砂
储层的
石主要为泥晶白云
、钙芒硝
、泥
及其混积
,孔渗性普遍较差。