白云岩-蒸发岩共生体系白云石化过程研究:以鄂尔多斯盆地马家沟组为例*
吴宇婷1,2,3, 甯濛1,2,3, 夏攀1,2,3, 乔占峰4,5, 于洲4,5, 文华国1,2,3

Research on dolomitization process in dolomite-evaporite syngenetic system of the Majiagou Formation in Ordos Basin
WU Yuting1,2,3, NING Meng1,2,3, XIA Pan1,2,3, QIAO Zhanfeng4,5, YU Zhou4,5, WEN Huaguo1,2,3
鄂尔多斯盆地西磑口剖面马家沟组白云岩碳氧同位素、稀土元素及Mg、Ca元素散点图解 A—各类型白云岩的 δ 13C vs. δ 18O 图解(数据来自 刘德良等,2006 ; 刘燕等,2011 ; 杨虎等,2016 ; Xiang et al ., 2020 );B—Mg/Ca(摩尔比)vs. δ 13C图解; C—Mg/Ca(摩尔比)vs. δ 18O 图解; D—Fecarb vs. 􀰐MREE 图解