metabasalts

常见例句

Danfeng Group(DFG) metabasalts can be divided into two types: one is LREE-enriched cafe-alkaline basalts, the other is LREE-depleted tholeiitic basalts.
丹凤祥变质玄武岩可以分为两类：一类是LREE富集型的钙碱性玄武岩，另一类是LREE平坦型的拉斑玄武岩。
The geochemical characteristics of the metabasalt agree with those of continental rift type volcanic rocks, forming a tectonic environment of the active shelf rift basin.
变质玄武岩的地球化学特征与大陆裂谷型火山岩一致,形成于活动陆棚裂陷(谷)盆地的构造环境。
Trace Element and Isotopic Geochemistry of Metabasalts from Dafeng Group (DFG) in Shangxian-Danfeng Area, Shaanxi Province
陕西商县-丹凤地区丹凤群变质玄武岩的微量元素和同位素地球化学
SO, the sources of DFG metabasalts could include following units on the basis of trace element and isotopic geochemical data: 1 ) Depleted asthenosphere mantle;
因此，根据微量元素和同位素地球化学资料，丹凤群变质玄武岩的源区可能包括下述组分：1）亏损的软流圈地幔（DM）；
metabasalt
变玄武岩