研究变质岩的组分、结构、构造、分布、成因、成矿、原岩性质、变质作用类型和变质作用条件,以及与矿产和地演化发展的关系等。变质岩石学(metamorphic petrology)是岩石学分支学科。主要内容为:研究各种变质岩的岩性特征,包括化学成分、矿物成分、结构构造和地质产状;查明不同类型变质岩的原岩性质和形成时的物理化学条件;探讨变质岩组合与大地构造环境和地壳演化过程的关系;寻找与变质岩有关的各种矿产。
研究了大别山北部榴辉岩的变质岩岩石学。
The metamorphic petrology of eclogites from northern Dabie Mountains was performed.
这些退变质结构为本区榴辉岩高级变质岩的快速折返过程和抬升历史提供了强有力的岩石学依据;
These retrograde micro-textures provide petrological evidence for rapid exhumation process and uplift of the high-grade metamorphic rocks such as eclogite in northern Dabie Mountains.
对北大别西南部“罗田穹隆”中超高压榴辉岩进行了变质岩石学研究,发现其中含有褐帘石和氟磷灰石。
It was found that except for usual eclogitic minerals such as garnet, omphacite and rutile, the eclogites contain allanite and fluor-apatite.
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