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1区域地质特征重庆市五斗坝铁矿位于七耀山山脉南部,矿区位于四川中生代前陆盆地之万州红色盆地次级褶皱石柱向斜南东翼,区域上主要构造为石柱向斜、方斗山背斜。矿区位于石柱向斜南东翼,无次级褶皱、断裂。区内构造简单,岩层呈单斜产出,走向北东,倾向北西,309°~329°,倾角43°~61°。矿区内出露地层有第四系全新统(Q),
1 Geological Characteristics of the Region The Wu Douba iron deposit in Chongqing is located in the south of the Qiushan Mountains. The ore area is located in the south-eastern wing of the secondary fold-stone column syncline of the Wanzhou red basin in the Mesozoic foreland basin in Sichuan Province. The main structures in the area are the pillars, oblique. The mining area is located in the south east wing of the pillars and has no secondary folds and faults. The structure in the area is simple. The rock strata are monoclinic and go north to east, with a tendency of northwest, ranging from 309 ° to 329 ° with an inclination of 43 ° to 61 °. The exposed strata in the mining area include the Quaternary Holocene (Q)