1　黔中隆起形成时间的不同认识11　最早认为黔中古陆形成于寒武纪末期,其主要依据是黔中地区奥陶系湄潭组页岩覆盖在中上寒武统娄山关群白云岩之上,且奥陶、志留系地层沿黔中隆起向北渐次分布(罗绳武等,1958)。后来在较多地方的娄山关群大套白云岩的上部发现下奥陶统桐梓... 1 Different understandings of the formation time of the Qianzhong uplift The earliest thought was that the ancient Central Guizhou was formed in the late Cambrian, mainly based on the fact that the Ordovician Meitan Formation shale in central Guizhou is covered in the middle and upper Cambrian Loushanguan Group dolomite , And the Ordovician and Silurian strata are gradually distributed northward along the central Guizhou uplift (Luo and others, 1958). Later in more places Loushanguan group large sets of dolomite found in the upper part of Lower Ordovician Tongzi ...