Cambrian

The allochthon consists of the Presinian,Sinian and Cambrian system.The autochthon comprises the Devonian and Carboniferous system.

推覆构造的外来系统为前震旦系、震旦系和寒武系，原地系统为泥盆系和石系。

The main ore-bearing country rocks are aregillaceous limestone and marmarization limestone of upper-middle Cambrian.

其中寒武系上、中统大理岩化灰岩、泥质灰岩为主要含矿围岩。

Middle-Upper Cambrian dolomites in Shimen,Hunan Province,are mainly composed of anhedral micritic dolomite,euhedral and subhedral granular dolomites,grain dolomite.

湖南石门中上寒武统白云岩极其发育,类型多样,不同类型的白云岩其成因机理和白云石化模式各不相同。

The new framework, comprising a pre-trilobite series and three trilobite-dominated series, reflects the major evolutional stages of the life on Earth during Cambrian Period.

新的划分方案包括1个“前三叶虫统”和3个“三叶虫优势统”，反映了寒武纪生命发展的主要。

Tiemannite has been discovered in the Qiongmo micro-disseminated gold deposit occuring in the Cambrian silicalite and slate in the southern subzone of the Western Qinling Mountains.

文叙述的灰硒汞矿产于西秦岭南亚带邛莫微细浸染型金矿床中。

With stromatolite but no desiccation crack, the depositional environment of Middle-Late Cambrian in the area was intertidal zone to subtidal zone with the shallow-water features.

根据其中的叠层石和无明显泥裂构造，推测为潮间带-局限潮下带沉积环境。

To the question why we do not find rich fossiliferous deposits belonging to these assumed earliest periods prior to the Cambrian system, I can give no satisfactory answer.

对于为什么我们没有发现大量的属于这个比寒武纪还要早的时期的化石，我无法给出满意的答案。

Even there are different views about the Tan-Lu Fault’s characters, the author think that the Tan-Lu Fault is a huge transcurrent fault which was formed after the Cambrian.

尽管目前关于郯庐断裂的性质的问题还没有完全统一，作者认为郯庐断裂的性质为晚寒武世之后形成的走滑断裂。