其大地构造环境为大陆裂谷带。
首次在该区发现放射虫化石和海相玄武岩地层。为探讨该区泥盆系的时代以及大地构造环境提供。
The radiolaria fossils and submarine basalts which are first discovered afford us new material to discuss about the stratigraphical time and tectonic background of this area in Devonian period.
由于盆地长期处于相对稳定的大地构造环境,这就为油气的生成、聚集、保存提供了有利的地质条件。
As it has long been in relatively stable tectonic setting, it provides the favourable geologic conditions for oil-gas generation, accumulation and preservation.
本文阐述了该火山洼地形成的历史背景、大地构造环境、形成时地壳运动的特点及与成矿作用的关系。
This paper elucidates the historical setting, the geotecto- hie environment, the features of the crustal movement and their relation to mineralization during the formation of the volcano—tectonic.
这些发现为研究本区加里东期的大地构造环境和变形特点、扬子板块与华南板块的相互作用提供了新资料。
These findings provide new information for the study of the Caledonian tectonic setting and deformation features in the area and the interaction between the Yangtze and South China plates.
西昆仑以其强烈的构造变形、频繁的岩浆活动、漫长的地质演化历史及特殊的大地构造环境而具有得天独厚的成矿地质条件。
Magmation was frequent, tectonic deformation was violent, the history of geological evolvement was long and geological condition of producing mineral was good in West Kunlun.
本文系统报道了它的地质学、岩相学、岩石化学和地球化学的特征,讨论了它的成因类型归属和所代表的大地构造环境问题。这些资料表明;
The data of geology, Petrology, trace and rare earth element geochemistry of this rock is reported and used to discuss on petrogenic type and tectonic implication.
从区域成矿地质背景及控矿因素来看,大地构造环境制约着“矿源层”及赋矿地层的形成,区域断裂构造控制着金成矿带及金矿床的空间分布。
The formation and distribution of gold-deposits were controlled by tectonic setting in the area. The gold deposits controlled by ore-forming structure were discussed in this paper.
硅质岩沉积大地构造地球化学表明硅质岩的沉积环境是大陆边缘的浅海。
In the light of the sedimentary tectono-geochemistry of they formed in shallow sea of continental margin.
硅质岩沉积大地构造地球化学表明硅质岩的沉积环境是大陆边缘的浅海。
In the light of the sedimentary tectono-geochemistry of they formed in shallow sea of continental margin.
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