内蒙古镶黄旗毕山地区土壤地球化学特征及找矿方向

柴晨晖, 秦越强, 李朋元, 辛凯, 王建民, 殷嘉乐, 李超群, 原宁波, 郭栋, 孙宇飞

Soil geochemical characteristics and prospecting orientations in the Bishan area, Xianghuang Banner, Inner Mongolia

CHAI Chen-Hui, QIN Yue-Qiang, LI Peng-Yuan, XIN Kai, WANG Jian-Min, YIN Jia-Le, LI Chao-Qun, YUAN Ning-Bo, GUO Dong, SUN Yu-Fei

图1 内蒙古镶黄旗毕山地区大地构造位置(a)(据刘训等[5]修改)及区域地质简图(b)(据李家驹[15]修改) 1—下二叠统三面井组;2—下二叠统额里图组;3—上侏罗统满克头鄂博组;4—下白垩统大磨拐河组;5—上新统宝格达乌拉组;6—全新统砂砾石;7—侏罗纪黑云母花岗岩;8—侏罗纪黑云母石英斑岩、石英斑岩;9—侏罗纪黑云母石英闪长岩;10—白垩纪花岗斑岩;11—花岗岩脉;12—花岗斑岩脉;13—花岗伟晶岩脉;14—石英脉;15—闪长玢岩脉;16—实测地质界线;17—实测角度不整合地质界线;18—实测岩体相带界线;19—实测正断层;20—实测逆断层;21—实测性质不明断层;22—地层产状;23—研究区;24—图b在图a的示意位置

Fig.1 Geotectonic location (a) (revised by Liu et al.[5]) and regional geological schematic map (b) (revised by Li[15]) of Bishan area, Xianghuang Banner, Inner Mongolia 1—lower Permian Sanmianjing Formation;2—lower Permian Elitu Formation;3—upper Jurassic Manketouebo Formation;4—lower Cretaceous Damoguaihe Formation;5—Pliocene Baogedawula Formation;6—Holocene sand and gravel;7—Jurassic biotite granite;8—Jurassic biotite quartz porphyry and quartz porphyry;9—Jurassic biotite quartz diorite;10—Cretaceous granite porphyry;11—granite vein;12—granite porphyry vein;13—granitic pegmatite vein;14—quartz vein;15—diorite porphyrite vein;16—measured geological boundary;17—measured angular unconformity boundary;18—measured lithofacies zone boundary;19—measured normal fault;20—measured reverse fault;21—measured fault of unknown kinematics;22—bedding attitude;23—study area;24—schematic location of Fig.b in Fig.a