Tou Huishi). Pyroxene in intrusive rock is generally equiaxed grain.
产于侵入岩中的辉石一般呈等轴的粒状。
The intrusive rock is mainly Yanshan epoch basic-intermediate acidic vein rock.
侵入岩主要以燕山期基性-中基性为主。
REE distribution in the first phase intrusive rock descends in an order of pyroxenite to biotite pyroxenite to apatite rock.
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。
The stratum, intrusive rock, and faulted structure are three basic ore-forming geology factors of tungsten ore in the work area.
地层、侵入岩、断裂构造是工作区内钨矿的三个基本的成矿地质条件。
Visual modeling system based on the modeling technique is developed, being used to model the intrusive rock-mass in Lingbao mine.
开发了一种三维可视化构模系统,并利用该系统所提供的构模技术,实现了灵宝金矿侵入型岩体三维模型的构建。
Ultrabasic rocks have a silica content less than 45%. Peridotite is the typical intrusive rock which consists of olivine and pyroxene.
超基性岩的SiO2含量小于45%,它的侵入岩叫做橄榄岩,主要由橄榄石、辉石等矿物组成。
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。
These gravity anomalies correspond to positive aeromagnetic anomalies and are interpreted as being due to buried volcanic or intrusive rock.
这种重力异常和航磁异常相符,其原因可能是有隐伏的火山岩和侵入岩。
The intermediate-co-acrid hypabyssal intrusive rock of middle to later Variscan epoch to Indosinian epoch had close relation with gold metallization.
华力西中晚期—印支早期中酸性浅成相侵入岩类与金成矿关系密切。
Amphibole in the intrusive rock in a long columnar crystal, but in some granite, granodiorite, hornblende has elongated crystal habit is not significant.
在侵入岩中的角闪石多呈长柱状晶体,但在某些花岗岩、花岗闪长岩中,角闪石的一向伸长的结晶习性并不显著。
A fine-grained metamorphic rock composed of quartz, feldspar, mica, and other minerals, formed by the action of intrusive rock upon sedimentary rock, especially shale.
一种纹理清晰的变质岩,由石英、长石、云母和其他矿物组成,因侵入岩对沉积岩,特别是页岩的作用而形成。
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 intrusive rock belt and the ophiolite belt of the same time together demonstrate that the tectonic system of the North Qinling during the Jinning movement is plate tectonic system.
北秦岭侵入岩带与同时代的蛇绿岩带有力地证明,北秦岭晋宁运动的构造体制是板块体制。
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。
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。
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。
A batholith has been defined as a huge intrusive mass of granitic rock.
岩基的定义是巨大的花岗石侵入岩体。
Mesozoic intrusive complex in central eastern North China Block (NCB) is mainly composed of two sets of rock associations such as appinite and granodiorite.
华北地块中东部中生代侵入杂岩存在有富闪侵入岩和花岗闪长岩类两套岩石组合。
A coarse-grained, plutonic or intrusive igneous rock of felsic composition having large crystals of quartz, feldspar and mica.
一种粗粒的,深成的或侵入的长英质成分的火成岩,含石英、长石和云母的粗大晶体。
Lincang granite intrusive body is a composite batholith formed by polyphasic intrusion, whose main rock type is the biotite adamellite.
临沧花岗岩侵入体是一个多期次侵入活动所形成的复式岩基,其主要岩石类型为黑云母二长花岗岩。
The first phase intrusive syenodiorite is the major parent rock for the iron deposits in the area.
在四个侵入阶段中,第一阶段侵入的正长闪长岩是该区铁矿最主要的成矿母岩。
Geology a body of intrusive igneous rock of which less than 100 square kilometers (40 square miles) is exposed.
一种侵入性火成岩体,少于100平方公里40平方英里,暴露在地表外。
Fanshan intrusive body is a complex body of meta-alkaline ultramafic rock-syenite. It hosts the biggest magmatic apatite deposit in north China.
矾山岩体为一偏碱性超镁铁岩-正长岩杂岩体,其中蕴藏着中国北方最大的岩浆型磷灰石矿床。
Fanshan intrusive body is a complex body of meta-alkaline ultramafic rock-syenite. It hosts the biggest magmatic apatite deposit in north China.
矾山岩体为一偏碱性超镁铁岩-正长岩杂岩体,其中蕴藏着中国北方最大的岩浆型磷灰石矿床。
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