Cambrian

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

其中系上、中统大理岩化灰岩、泥质灰岩含矿围岩。

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

推覆构造的外系统前震旦系、震旦系系，原地系统泥盆系石炭系。

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”3个“三叶虫优势统”，反映了纪生命发展的阶段。

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.

根据其中的叠层石无明显泥裂构造，推测潮间带-局限潮下带沉积环境。

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.

该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。

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，作者认郯庐断裂的性质晚世之后形成的走滑断裂。

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.

对于什么我们没有发现大量的属于这个比纪还早的时期的化石，我无法给出满意的答案。