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- Granitoids gneisses 花岗质片麻岩
- The Archeozoic metamorphic rocks in Sanjia, eastern Hebei are dividedinto supracrustal rocks, felsic gneisses and granitoids. 将冀东三家地区太古宙变质岩系分为上壳岩、长英质片麻岩和花岗岩三类,并对各岩类的地质地球化学特征及演化进行了阐述。
- Gneiss is called bastard granite. 片麻岩叫作粗花岗岩。
- The exposed strata in the Wujiagou ore filed belong to the Sushui Group of Archaean age and the Zhongtiao Group of Proterozoic age, consisting mainly of gneisses, granitoids and marbles. 武家沟矿区出露地层为太古界涑水群和元古界中条群,主要由一套片麻岩、花岗岩和大理岩组成;
- They are regarded as being enveloped in regenerated gneisses. 它们被认为包围在再生的片麻岩之中。
- U-Pb dating of zircon from gneiss at Nanhuang in East Anhui. 皖东南黄片麻岩的锆石U-Pb年龄。
- The types of mineralized rocks are fine grained biotite gneiss and silicalites. 矿化类型为含金黑云变粒岩型、含金硅质岩型。
- Thus, the rocks of the Piaochi plu-ton should belong to the S-type granites of active continental margin. It is a new tectonic type of granitoids, and should be defined independently in the classification of plate-tectonic setting for granitoid formation. 因此,漂池岩体形成的构造类型是活动陆缘的S型花岗岩,它作为一个新的构造类型应在今后关于花岗岩板块构造环境分类中单独划出。
- Gneiss, a metamorphic rock, can be commonly found in Precambrian areas. 片麻岩,一种变质岩,通常在前寒武纪地层中出现。
- Taxkorgan complex,mainly composed of alkaline syenites and subalkaline granitoids,is the largest Cenozoic alkaline complex in Pamirs region. 新疆塔什库尔干碱性杂岩体主要由苦子干碱性正长岩体和卡日巴生碱性花岗岩体组成,是帕米尔地区最大的新生代碱性杂岩体。
- The Middle Proterozoic granitoids was an intraplate type producted in transitinal crystalline basement before plate collision. 中元古界的花岗岩类是板块碰撞前过渡性结晶基底上局部熔融花岗岩类。
- The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt, andesite, rhyolite and quartz. 火成岩的碎块成分主要为石英岩、岩、麻岩、武岩、山岩和流纹岩.
- Metallogeneses related to Mesozoic granitoids in the Nanling Range, and their geodynamic settings. 见:陈骏主编,地质与地球化学研究进展。
- These two granitoid series have apparent difference in their petrochemical compositions and accessory mineral assemblages. 二系列岩体的岩石化学成分和副矿物组合有明显的差别。
- The authors reported Mesozoic granitoids with rapakivi texture occurring in the Qinling orogenic belt. 笔者曾报道了在秦岭造山带中发育有印支期具有环斑结构的花岗质岩石。
- The nickel mineralization is contained in a layered basic massif surrounded and underlain by an Archean gneiss complex. 此处镍矿化产于一层状基性岩块内,其四周和下面都为太古代片麻岩杂岩围绕。
- It is simple review research history of the granitoids within the ophiolites in this paper. 简要回顾了蛇绿岩中花岗质岩石的研究历史。
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- The enclaves are remnants of rocks which partially melted to form granitoid magma. 包体为部分熔融形成寄主花岗岩岩浆的源区岩石残余。
- Taihua complex from the Xiaoqinling area western Henan, consists of supracrustal sequence and granitic gneisses. 小秦岭地区太华杂岩以多种产状出露于表壳岩系和花岗质片麻岩中,经历了角闪岩相变质作用。