张国俊,黄金荣,鲁欣,王占军,史志江

• 1:国能蒙西煤化工股份有限公司棋盘井煤矿(东区)

摘要(Abstract)：

棋盘井井田位于桌子山煤田东南缘，以苛素乌断层为界分为东西两区，东区奥灰缺失，成因机理尚不明确。在分析研究区地质构造格架、井田地质构造的基础上，结合构造物理模拟实验，研究了构造作用对奥灰地层缺失的影响。结果表明：桌子山地区构造几何形态和构造物理模拟结果高度相似，反映出棋盘井井田苛素乌边界断裂可能是顺基底的滑脱作用造成的，且改变了奥陶系灰岩沉积的原始边界，使得沉积边界向东迁移。

关键词(KeyWords)： 奥陶系;地层缺失;砂箱物理模拟实验;棋盘井井田

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目“龙门山构造带南段中-新生代构造变形研究”(41602212);; 中国博士后科学基金面上项目“龙门山南段前陆构造扩展带构造变形特征与变形过程研究”(2019M653694)

作者(Author): 张国俊,黄金荣,鲁欣,王占军,史志江

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