岩群 meaning in English
terrain
terrane
Examples
- The south kunlun massif is composed of jixian system alamasi group
昆南地块出露的基底地层为蓟县系阿拉玛斯岩群。 - The dongwufenzi formation is an important fe - bearing stratum , while the liushugou formation is a significant stratum for au deposits in middle inner mongolia
根据新的同位素测年资料，色尔腾山岩群的形成时代为新太古代。 - At first , by investigating surrounding rock with beidahe group in this paper , beidahe group can . be proved autochthonic not allochthon
论文首先通过北大河岩群南北界与围岩的关系研究，证明北大河岩群是本地的，不是外来体。 - The rock series could be subdivided into weijiagou rock group and kaiyuan rock group ( including shenjiapuzi rock formation , zhaobeishan rock formation and banshigou rock formation )
可划分为魏家沟岩群和开原岩群（包括沈家堡子岩组、照北山岩组、板石沟岩组） 。 - Beidahe group is a suit of metamorphic rock by multiple phases of metamorphion - deformation in the west part of north qilian mountains , it is basement terrain in the west of qilian orogenic belt
北大河岩群是出露在西祁连的一套经过多期次变质变形改造的变质岩系，是西祁连造山带的基底地质体。