The SHRIMP age data and geochemical results of the Palaeoarchaean dioritic gneiss and fine-grained trondhjemite of the ancient Dongshan rock belt from the Anshan area are reported in this paper.
本文报道了该区东山古老岩石带古太古代闪长质片麻岩和细粒奥长花岗岩的SHRIMP测年结果和地球化学组成。
The geochemical data shows that the rock mass is similar to post-collision type granite.
岩石地球化学资料表明，该岩体与碰撞后型花岗岩相似。
The distribution of effective hydrocarbon source rock is determined by combining geochemical data and logging data.
综合地球化学和测并资料确定了中上奥陶统有效烃源岩的大致分布范围。
Overpressure mechanism is researched from the aspects of compaction disequilibrium, hydrocarbon generation and rock salt sealing according to the geophysical and geochemical data.
低渗透性的沉积物在快速沉降过程中 ，上覆岩层产生的不均衡压实可产生相当大的超压 ，这是沉积盆地形成高压的主要机制。
There are three categories of geochemical exploration method deriving the deep mineral characteristics from the data, including: the normal (geochemical rock survey, geochemical soil survey);
可用于提取深部矿化信息的地球化化学方法，有三类：常规地球化学方法：岩石测量、土壤测量；
There are three categories of geochemical exploration method deriving the deep mineral characteristics from the data, including: the normal (geochemical rock survey, geochemical soil survey);
可用于提取深部矿化信息的地球化化学方法，有三类：常规地球化学方法：岩石测量、土壤测量；
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