沉积岩形成

最后提出大红峪组含事件信息的沉积岩形成模式图。

A model for the event message _bearing rocks of the Dahongyu formation is advanced in this paper .

最后，表文还分析了该热液沉积岩形成的构造背景和沉积环境以及与铜矿化的成因联系。

Finally , the tectonic setting and the sedimentary environment of forming these hydrothermal sedimentary rocks and their genetic relationship with Cu-mineralization are researched .

沉积岩没有形成穹丘。一种由粘土逐层沉积而成的沉积岩。

A sedimentary rock formed by the deposition of successive layers of clay .

沉积岩没有形成穹丘。

The sedimentary rocks did not dome .

丘疹长成脓包后才破裂。沉积岩没有形成穹丘。

The pimple came to a head before bursting . The sedimentary rocks did not dome .

四川地区早志留世沉积岩系形成于晚奥陶世一早志留世的前陆盆地演化阶段。

Early Silurian sedimentary rocks in Sichuan area were formed in the foreland basin stage during the period from the Late Ordovician to the Early Silurian .

简单地讲，地震沉积学是应用地震信息研究沉积岩及其形成过程的学科，它是继地震地层学、层序地层学之后的又一门新的边缘交叉学科。

Seismic sedimentology is the use of seismic information to study sedimentary rocks and their forming processes . It is a new marginal interdisciplinary subject following seismic stratigraphy and sequence stratigraphy .

岩浆源区可能是以杂砂岩成分为主的沉积岩部分熔融形成的花岗质岩浆上升侵位形成的，是一种典型的壳源成因类型。

Magma source is probably rising and emplacement of partially melt granitic magma dominated by greywacke , which is typical of crustal genesis .

由于沉积岩一经形成就会受到成岩作用的化学改造，主要包括两个过程：胶结作用、溶蚀-重结晶作用，这些后期作用会影响全岩微量元素的原始化学组成。

The original signals of sedimentary rocks are overprinted by the diagenesis soon after its formation , including two processes : cementation and dissolution-recrystallization , which would change the initial compositions .

竟柱山组沉积-火山岩的形成环境揭示了比如盆地的性质在晚白垩世已由弧后盆地转换为前陆盆地。

The Biru Basin developed into a foreland basin during the Late Cretaceous .

含金建造是富含C、S、Fe的沉积岩系或火山沉积岩系，根据形成环境和演化特点，将含金建造划分5种类型。

Auriferous formations , which are made of sedimentary rocks or volcanic sedimentary rocks containing C , S and Fe , can be divided into five types depending on their forming conditions and evolution .