Ore deposits related to alkaline-rich intrusive rocks;
与富碱侵入岩有关矿床;
Most of gold deposits in intrusive rocks resulted from the reworking process.
侵入岩中的金矿床多为改造作用形成。
Yanshanian strongly peraluminous intrusive rocks occur sporadically in the Hebei-Shanxi-Liaoning area.
燕山期强过铝质侵入岩零星出露于冀晋辽地区。
The Mesozoic and Cenozoic plutonic intrusive rocks are grouped into the Lhagoi Kangri and Gangdise granite zones.
将中新生代深成侵入岩划分为拉轨岗日花岗岩带和冈底斯花岗岩带两个岩浆带;
The main ore controlling factors are wollastonite rich rocks, Tertiary intrusive rocks and structural fissures system .
富硅灰岩-三叠世侵入岩-构造裂隙系统是主要控矿因素。
This paper reports an understanding of the origin of the Tonglu volcanic intrusive rocks on the basis of further studies.
本文报导了对桐庐火山-侵入岩进一步研究所获得的认识。
The distribution of the regional geochemical field of gold is controlled by fault structure, stratum and intrusive rocks.
金的区域地球化学场分布受断裂构造、地层及岩浆岩控制。
The metamorphic complexes in the Jiaonan area are mainly Meso-proterozoic and Neo -proterozoic metamorphosed intrusive rocks.
胶南地区的变质杂岩主要由中、晚元古代的变质深成岩组成。
The alkali-rich intrusive rocks are mainly consisted of alkalic rocks and alkalic granites, also include the alkali feldspar granites.
富碱侵入岩主要包括碱性岩、碱性花岗岩,也包括碱含量高的碱长花岗岩。
Recent discovered Hanshan gold deposit is a structure-controlled altered rock type related with intrusive rocks in North Qilian Mountain.
寒山大型金矿是近年来在北祁连山西段发现的与基性火山岩有关的构造蚀变岩型金矿。
There is a close space-time relation between Mesozoic Yanshanian intrusive rocks and gold deposits in the Wulong area, eastern Liaoning province.
辽东五龙地区中生代燕山期侵入岩类在时空上与金矿关系密切。
The alkaline rich intrusive rocks outcropped in the south margin of North China landmass (Henan section) concentrically distributing Lushi-Queshan belt.
华北陆块南缘(河南段)出露的富碱侵入岩类集中分布于卢氏-确山一线。
Fluid compositions very in different contact metamorphic processes depending on the fluid source, the features of sedimentary rocks and intrusive rocks.
接触变质过程流体成分有较大差异,主要取决于流体来源、原岩性质和侵入体特征。
The magnetic body developed in the study area, the distribution of them and surface outcrops intrusive rocks, ophiolite and volcanic pile has a good correspondence.
研究区磁性体较发育,这些磁性体分布范围与地表出露的侵入岩、蛇绿杂岩及火山堆有很好的对应关系。
The Precambrian intrusive rocks in western Shandong area mainly fall into two parts: the Taishanian (Archean) and the Aolaishanian (early Proterozoic) intrusive rocks.
鲁西地区的前寒武纪侵入岩分为太古代泰山期和早元古代傲徕山期二部分。
Granite is rich in quartz and feldspar in the coarse grain or intrusive rocks, the crust of the most common plutonic rocks from the cooling magma from deep in the crust.
花岗岩是富含石英和长石的粗粒或中粒侵入岩,是地壳中最常见的深成岩,由岩浆在地壳深处冷却而成。
The results obtained can also provide new information for geological exploration. This paper describes briefly the mapping of acid intrusive rocks in eastern Beishan area.
以北山东段岩性构造填图酸性侵入岩分类为例,介绍航空物探岩性分类的技术方法及工作要点。
The intrusive rocks from middle-late proterozoic to late triassic in middle-south Jiangxi province can be divided into two tectonic-magma areas of Wuyishan and south-west Jiangxi.
依据不同构造岩浆区单元,江西中南部中新元古代-晚三叠世的侵入岩可划分为武夷山构造岩浆区、赣西南构造岩浆区。
The intrusive rocks from middle-late proterozoic to late triassic in middle-south Jiangxi privince can be divided into two tectonic-magma areas of Wuyishan and south-west Jiangxi.
依据不同构造岩浆区单元 ,江西中南部中新元古代 -晚三叠世的侵入岩可划分为武夷山构造岩浆区、赣西南构造岩浆区。
They have both the flooding and the intrusive lithofacies but also have the volcanic and the volcano vent lithofacies and the lithology is mainly the middle acidic intrusive rocks.
既有溢流相,又有侵入岩相,还有次火山岩相和火山通道相;岩性主要以中酸性侵入岩为主。
The complicated crustal composition of an orogenic belt determines the control of orogenic processes on the geochemistry, distribution and emplacement mechanism of intrusive rocks.
造山带复杂的地壳组成决定了侵入岩的地球化学特征,侵入岩的分布规律、就位机制受造山过程制约。
There is a closely retationship between the formation of gold deposit and the tectonics, stratigraphy, petrological character, intrusive rocks, Uolcanic rocks and ductile shear zone.
中酸性火山岩是本区主要成矿母岩,韧-脆性剪切带是金矿形成的重要导矿构造。
The Baocun and Chaoshan gold deposits in Shizishan are field are of skarn type, and their intrusive rocks are Baocun quartz diorite and Baimangshan augite quartz diorite respectively.
包村和朝山金矿床位于安徽铜陵狮子山矿田,属于夕卡岩型金矿床,侵入岩体分别为包村石英闪长岩体和白芒山辉石闪长岩体。
Combined with the surrounding volcanic rocks, intrusive rocks and strata, the Taima rock body is considered as a dome of the central part of the central fissure type volcanic structure.
结合台马碎斑熔岩与周边火山岩、侵入岩、地层的关系,认为它是早—中三叠世中心裂隙式火山构造中央部位侵出的穹状岩脊。
Acid intrusive rocks are composed mainly of medium - and coarse-grained monzogranite. They contain a small number of xenoliths, whose features are the same as intermediate-acid intrusive rocks.
酸性侵入岩以中粗粒二长花岗岩为主,岩石中含有少量包体,包体的特征与中酸性侵入岩中的相同。
The most common intrusive in the order of igneous rocks is granite.
在火成岩系列中最常见的侵入体是花岗岩。
The outcropped Mesozoic intrusive rock is a composite intrusion which consists of basic, intermediate and acid rocks, characterized by the large scale, multiphase intrusion, and with long evolution.
山门银矿区出露的中生代侵入岩是一套由基性岩、中性岩、酸性岩组成的复式侵入体。具有规模大、侵入期次多、演化时间长的特点。
Contrast the formation of intrusive and extrusive igneous rocks.
对比形成的侵扰和挤压火成岩。
In study area, the igneous rocks consist of intrusive and volcanic rocks. the intrusive rock in this area are called Tanggula mountain rock which is part of Tanggula magmatic belt.
研究区内岩浆岩包括侵入岩与火山岩两部分,研究区内的侵入岩可统称为唐古拉山岩体,属区域上唐古拉岩浆岩带的组成部分。
The Fanshan complex is made up of three phases of intrusive and dike rocks of which the first phase of intrusive rock developed the deposit, perhaps owing to more REE volume than the other phases.
矾山杂岩体由三期侵入岩和脉岩组成 ,矿床产于第一期侵入岩中。第一期侵入岩较其它期次侵入岩REE含量高 ,按辉石岩—黑云母辉石岩—磷灰石岩的顺序增加。
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