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.

组成江汉盆地潜江凹陷潜江组盐砂岩储的岩石泥晶白云岩、钙芒硝岩、泥岩及其混积岩,孔渗性普遍较差。