Classification and control factors of pore-throat systems in hybrid sedimentary rocks of Jimusar Sag, Junggar Basin, NW China

XIAO Dianshi,GAO Yang,PENG Shouchang,WANG Meng,WANG Min,LU Shuangfang

Fig. 1. Structural location and stratigraphic column of Permian Lucaogou Formation in Jimusar sag. P₂l₂¹—1^st sub-member in 2^nd member of Lucaogou Formation; P₂l₂^2-1 to P₂l₂^2-4—sublayers 1 to 4 in 2^nd sub-member of 2^nd member of Lucaogou Formation; P₂l₁¹—1^st sub-member in 1^st member of Lucaogou Formation; P₂l₁^2-1 to P₂l₁^2-7—sublayer 1 to sublayer 7 in 2^nd sub-member of 1^st member of Lucaogou Formation.