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本区位于河南省北部,东起修武县西村公社以东的三门河,西至焦作市与博爱县交界的石河,焦作煤田的北部山区。在大地构造上,处于以太行山为主体的新华夏系第三隆起带与秦岭——昆仑东西复杂构造带联合作用,太行山南段逐渐向西南方向弯曲所构成的新月形弧形部位。相当于山西省区测队建立的“晋东南山字型”前弧东翼外侧(图1)。
The area is located in the northern part of Henan Province, east of Xiu Village, Xiu Village, Xiu Village, east of Sanmen River, west of Jiaozuo City and Bo Ai County at the junction of the Shihe, Jiaozuo coalfield in the northern mountains. In the tectonic framework, the third uplift of the Neo-Huaxia system, which is mainly composed of the Taihang Mountains, interacts with the Qinling-Kunlun complex of east and west, and the crescent-shaped arc formed by the south part of the Taihang Mountains gradually bending southwestwards. Equivalent to the test team established in Shanxi Province, “Jindongnan Shan-shaped” front of the eastern front of the outer wing (Figure 1).