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锆石的晶面、晶棱特点,可直接反映花岗岩时代的新老。The crystal plane and angle directly reflect the age of granitoid.

伊通县爱民乡疙瘩屯麦饭石资源丰富且品质优异,具有良好的开发价值。The Geda Village weathered granitoid resources have the good development value with rich and high quality.

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花岗岩类的成分既受构造背景控制,又与岩浆来源、起源和演化过程有关。Granitoid composition is controlled by tectonic settings, magma sources, initiation and evolution processes.

其余各岩体是本区造山后与大陆抬升作用以及大陆裂谷作用有关的花岗岩类。The other intrusive bodies are post-orogenic granitoid in association with the continental uplifting and rifting.

已知成矿的花岗岩类侵入体主要为中生代岩体,其次为晚古生代华力西期岩体。The most important metallogenic granitoid intrusions are mainly formed in Mesozoic, secondly late Variscan period.

沿中国东部出露一条晚中生代巨型A型花岗岩带。A giant Late Mesozoic A -type granitoid zone occurred in east China can be divided into five sub-zones of two episodes.

因此,花岗岩类是地质学最复杂的话题之一,因为其源区岩石多种多样和形成过程非常复杂。Therefore, granitoid is one of the most difficult topics in geology due to its complex sources and formation processes.

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带内岩浆活动强烈,无论火山岩还是花岗岩类岩石都十分发育。The magmatic activity in this region was very fierce and frequent. Either volcanic or granitoid rocks are widely present.

研究了香港花岗岩类岩石的锆石的大小、形状、颜色、透明度、类型和伴生重矿物等。The author has studied the size, geometry, color, transparency, type and associated minerals of zircon from Hong Kong granitoid.

组成玲珑花岗岩基的各个岩体具有不同的磁化率各向异性度。Deferent plutons composing Linglong composite granitoid batholith have deferent degrees of anisotropy of magnetic susceptibility.

因此,花岗岩类是深成岩的一个大类,包括象花岗闪长岩、二长花岗岩、正长花岗岩、英云闪长岩等这样的岩石。Therefore, the granitoid is a big group of plutonic rocks including such as granodiorite, monzonite, syenogranite, tonalite, and so on.

该岩体记录了早二叠世早期塔里木板块北缘仍处于后造山阶段重要演化信息。The important evolution information in post—orogenic stage of Tarim Plate is recorded by Longdon granitoid rock during early Permain period.

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灰池子复式岩体是北秦岭加里东造山带规模最大的花岗岩体,其成因争论较大。Huichizi complex pluton is the largest scale granitoid pluton of the north Qiniing Caledonian orogenic zone, and its genisis is a controversy.

灰池子岩体主要由花岗岩类岩石组成,该岩体岩石普遍具变形结构,变形过程较复杂。The Hueichizi granitic pluton consists mainly of granitoid rocks. which have in common deformation fabric and complicated deformation processes.

运用花岗岩类等级体制划分的原则和方法,对前人建立的广西东部中生代花岗岩类岩石谱系单位的相关问题进行讨论。The previous lithodemic units of Mesozoic granitoid in east Guangxi are discussed based on the dividing principle and method of granitoid hierarchy.

上述特征表明,三个岩石系列的性质和特征明显不同,分别属于三种岩石成因类型。The data show that the three series of granitoid rock are different in nature and characteristics, and can be considered as three types of petrogenesis.

REE在风化壳中富集分异受风化壳发育程度、花岗岩原岩中REE含量及其分布和分配的影响。The extent of REE enrichment and differentiation is affected by REE concentrations and distributions in the primary granitoid rocks, weathering degree, etc.

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根据花岗岩类资料,分析了大别造山带自古生代以来的岩石隆升-剥露历史。The granitoid data show that rock uplift-exhumation in the North Huaiyang massif, Dawu massif and western segment of the Dabie massif took mainly place before.

其中走滑型构造-岩浆岩环境下的锡、钨、铜、铅、锌、金矿床主要与燕山期壳源改造-重融型、壳幔源混熔型中酸性、酸性岩浆岩有关。The tin, tungsten, copper, lead, zinc and silver deposits located in the belt were closely related to Yanshanian intermediate-acid and acid granitoid in the region.

花岗质岩浆的生成、分异过程不仅与物理-化学条件有关,而且受控于区域构造。The process of generation and differentiation of granitoid magmas is con trolled not only by physical-chemical condition, but also is related to regional tectonic event.