在高变质阶段的贫煤、无烟煤层中，煤层夹矸的粘土矿物成分以伊利石为主，高岭石次之。
In the lean coal bed and anthracite bed of high coal rank, the main composition of the clay mineral in the tonstein intercalations is illinite, Kaolinite takes second place.
有关的成煤作用包括：泥炭的原地堆积—异地搬运作用、地壳旋回运动所引起的埋藏作用和成煤阶段的热变质作用。
While its geologic activities include peat accumulation and transportation, embedding activity caused by diastrophism and geothermal metamorphism of coal.
应用推荐