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黔中铝土矿是泛指贵州中部及中西部沉积式铝土矿。其成矿时代,为中石炭世及下二迭世。前者分布在修文、清镇、织金、贵筑等地;后者分布在开阳、瓮安、黔西、大方等地。该区与矿床有关的地层全由沉积岩组成。现由老至新,简列于后(图1): (1)下寒武统:灰色页岩及砂质页岩。
Guizhou bauxite refers to the central and central Guizhou sedimentary bauxite. Its metallogenic epoch is the Middle Carboniferous and the Lower II. The former is located in Xiuwen, Qingzhen, Zhijin, Guiqi and other places; the latter is located in Kaiyang, Weng’an, Qianxi, generous and other places. The strata related to the deposit in this area are all composed of sedimentary rocks. Now from old to new, abbreviated in the post (Figure 1): (1) the Lower Cambrian: gray shale and sandy shale.