沉积岩有杂砂岩、粉砂岩、凝灰岩、泥质岩等。
The sedimentary rocks are graywacke, siltstone, tuff andpellitie, etc.
沉积岩的组成大部分为杂砂岩相的浊积岩。
The sedimentary members are largely turbidites of greywacke facies.
石榴角闪岩的原岩既可以是基性岩，如玄武岩或辉长岩，也可以是沉积岩如杂砂岩。
The protoliths of the garnet amphibolite can be either basic magmatic rocks, such as basalt and gabbro, or sedimentary rocks, like greywacke.
主要岩性有变泥质粉砂岩、长石石英杂砂岩、细砂质长石石英粉砂岩、长石杂砂岩、绢云石英千枚岩等。
Its main rocks is the metamorphic pelitic siltstone, the feldspathic quartz wacke, the fine sandial feldspathic quartz siltstone, the feldspathic wacke and the sericite quartz phyllite etc.
疏松砂岩气藏由于埋藏较浅、岩石胶结性差，并且粘土和杂基含量高，使得这类气藏在开采过程中容易出砂。
Unconsolidated sand reservoir always be buried not deep, because of it's low cementation and high content of clay and sundry, the unconsolidated rock is easy to sanding during exploitation.
砂岩主要为富杂基、富岩屑的石英砂岩及岩屑砂岩。
The sand bodies are consisted of quartz sandstone and lithic sandstone with abundant impurity and lithic fragment.
砂岩主要为富杂基、富岩屑的石英砂岩及岩屑砂岩。
The sand bodies are consisted of quartz sandstone and lithic sandstone with abundant impurity and lithic fragment.
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