闪长岩
- 名diorite
-
石英闪长岩为典型的I型花岗岩,其Cr、Ni含量的均值分别为220μg/g和162μg/g,类似于华南同熔型花岗岩。
Quartz diorite is typical I-type granite , having higher Cr , Ni contents , of 220 μ g / g and 162 μ g / g respectively on the average , and similar to co-melting granites of Southern China .
-
矿区主要侵入岩为花岗伟晶岩及闪长岩脉。
The main intrusive rocks are granitic pegmatite and diorite dikes .
-
甘肃敦煌太古宙英云闪长岩:单颗粒锆石U&Pb年龄和Nd同位素
Archean tonalite in the dunhuang , gansu province : age from the U-Pb Single Zircon and Nd isotope
-
塔里木盆地中部塔参1井花岗闪长岩的锆石SHRIMPU-Pb年龄
Zircon SHRIMP U-Pb age of granodiorite of the Tacan 1 well in the central Tarim basin , China
-
西昆仑康西瓦一带早古生代石英闪长岩的地质特征及其锆石SHRIMPU-Pb测年
Geological characteristics of Early Paleozoic quartz diorite in the vicinity of Kangxiwar , West Kunlun , China and its zircon SHRIMP U-Pb dating
-
皖南低~(87)Sr/~(86)Sr初始比的过铝花岗闪长岩及其成因郭家岭花岗闪长岩中黑云母的成因矿物学研究
The Peraluminous granodiorites with low initial ~ ( 87 ) sr / ~ ( 86 ) sr ratio and their genesis in southern Anhui province , eastern China
-
最利于Au、Ag成矿的部位是花岗闪长岩与石英二长闪长岩的接触界线附近以及花岗闪长岩与围岩接触带附近的断裂交汇处。
The most favorable spots where gold or sliver mineralizes are the lithofacies lines between granodiorite and quartz monzodiorite and the crossing ruptures between granitic diorite and its ' wall rocks .
-
BukitTimah花岗闪长岩的Hugoniot状态方程
The Hugoniot equation of state for Bukit Timah granite
-
本文论述了区内英云闪长岩的地质特征及岩石学、岩石化学、稀土元素特征和U-Pb同位素地质年龄。
In this paper the authors discuss their characteristics in terms of geology , petrology , petrochemistry , REE and U Pb isotopic age .
-
鞍山地区3.8Ga变质石英闪长岩遭受3.0Ga构造热事件叠加&来自磷灰石SHRIMPU-Th-Pb定年证据
3.0 Ga Thermo-tectonic Events Suffered by the 3.8 Ga Meta-quartz-diorite in the Anshan Area : Constraints from Apatite SHRIMP U-Th-Pb Dating
-
基于实验岩石学成果,论述了无负Eu异常的中酸性火成岩类(正长岩、二长岩、石英闪长岩类)形成于加厚陆壳底部(或山根带)。
Based on the data from experimental petrology , the acid-intermediate igneous rocks ( synitic , monzonitic , QY-dioritic ) without negative Eu-anomaly seem to have formed at the base of thickened crust or in the mountain root zone .
-
对其中一个闪长岩中的锆石进行SHRIMPU-Pb定年,获得了316±3Ma的206Pb/238U表面年龄。
SHRIMP U-Pb dating of zircons from the diorite yields an apparent 206Pb / 238U age of 316 ± 3 Ma .
-
本文报道了鞍山地区3.8Ga(锆石SHRIMP年龄)变质石英闪长岩中磷灰石SHRIMPU-Th-Pb定年结果。
An apatite sample separated from the 3.8 Ga ( zircon SHRIMP U-Th-Pb age ) meta-quartz-diorite sample in Anshan area has been dated using SHRIMP II .
-
石英闪长岩中单颗粒锆石U-Pb年龄为(282.3±4.6)Ma,表明其形成时代为早二叠世。
A single zircon U-Pb age of 282.3 ± 4.6 Ma was obtained from the quartz-diorite , indicating that the suite formed in the Early Permian .
-
经岩石化学研究,组成该岩群的片麻岩具英云闪长岩-奥长花岗岩-花岗闪长岩(TTG岩系)组合特征。
Petrochemical studies show the gneiss has the combined characteristics of tonalite-diorite , trondhjemite and granodiorite ( TTG rock formation ) .
-
它还受到多期构造变形,平卧褶皱,韧性剪切带和推覆构造均有广泛发育。绿岩中伴生的花岗质岩石,主要为TTG岩系的奥长花岗岩英云闪长岩花岗闪岩系列。
They underwent polyphase structural deformation , giving rise to well developed recumbent folds , ductile shear zones and nappe structures .
-
埃达克岩(adakite)是一种特殊的岛弧安山岩、英安岩、流纹岩(以英安岩最常见)或英云闪长岩和奥长花岗岩。
Adakite is a special kind of island arc andesite , dacite and rhyolite ( mainly dacite ) or tonalite and trondhjemite .
-
冀北隆化早前寒武纪高级变质区内的晚古生代片麻状花岗闪长岩&锆石SHRIMPU-Pb年龄及其构造意义
The late Paleozoic gneissic granodiorite pluton in early Pre-cambrian high-grade metamorphic terrains near Longhua county in northern Hebei province , north China : result from zircon SHRIMP U-Pb dating and its tectonic implications
-
英云闪长岩岩性不均匀,而300m以下似斑状二长花岗岩的岩石均匀性较好,其单轴抗压强度和弹性模量较高。
Rock near the ground and tonalite is not uniform , and the granite 300 meters below the ground is uniform with uniaxial compression strength and Young ′ s module .
-
此外,侵入泰山群的花岗闪长岩,其全岩Rb-Sr等时线年龄为2586Ma,英云闪长岩锆石U-Pb年龄为2628Ma。
Besides , the granodiorite intruding the Taishan Group has a whole-rock Rb-Sr isochron age of 2586 Ma and tonalite has a zircon U-Pb age of 2628 Ma .
-
河北滦平球状闪长岩球中锆石的U-Pb年龄为284±8Ma,代表了球体的形成年龄。
The zircon U-Pb age of the orbs in Luanping orbicular diorite is 284 ± 8Ma , which represents the formation age of the orbs .
-
本文报导了固阳地区高镁闪长岩(2556±14Ma)和角闪花岗岩(2520±9Ma)的SHRIMPU-Pb年龄。
This paper reports SHRIMP U-Pb ages of a high-Mg diorite ( 2556 ± 14 Ma ) and a hornblende-granite ( 2520 ± 9 Ma ) in the Guyang area .
-
北苏鲁乳山辉长&闪长岩及其基性岩石包体的锆石U-Pb年代学和地球化学研究内核和外壳中均发育石英、斜长石、黑云母、角闪石等矿物的包裹体;
Zircon U-Pb Ages , Geochemistry of the Rushan Gabbro-diorites and Their Mafic Xenoliths from the Northern Sulu Orogen , Shandong Province , Eastern China ; Both the core and the mantle have inclusions of biotite , hornblende , quartz and plagioclase .
-
阿斯哈金矿床矿体产于花岗岩闪长岩&闪长岩体的构造破碎带中,受昆中断裂及矿区内NNE向及NNW-NW向断裂带的控制。
Asiha gold deposit is hosted in granite diorite-diorite structure fracture zone , controlled by the Kunlun central lagre fault and NNE and NNW-NW trending fault zone in the mining area .
-
110~100Ma为早期高钾钙碱性英安岩流纹岩(伴生闪长岩花岗闪长岩)向晚期玄武岩流纹岩(伴生钾长花岗岩碱性花岗岩)过渡的转折期。
The period of 110-100 Ma is a transitional stage from the early high-K calc-alka-line dacite-rhyolite ( associated with diorite-granodiorite ) to the late basalt-rhyolite ( associated with K-feldspar granite-alkali granite ) .
-
其中斑状花岗闪长岩(TW1530)的SHRIMP锆石U-Pb年龄为117.2±1.6Ma,黑云母花岗岩(TW1637)年龄为121.2±1.7Ma,表明桑巴区花岗岩体形成于早白垩世。
The SHRIMP U-Pb dating results of zircons from porphyritic granodiorite ( TW1530 ) and granitite ( TW1637 ) are 117.2 ± 1.6 Ma and 121.2 ± 1.7 Ma , respectively , suggesting that Sangba granitoids were formed in early Cretaceous .
-
花岗闪长岩锆石中还保留有继承锆石的信息,表明研究区存在老于503Ma±9Ma的基底物质;
The information of inherited zircons preserved in zircons of granodiorite indicates that there exists basement material which is older than 503 ± 9 Ma in the study area ;
-
大宁岩体由二长花岗岩、花岗闪长岩及石英二长闪长岩组成,侵入时代为晚志留世(K&Ar法407、445Ma)。
Daning pluton is composed of monzonitic granite , granodiorite and quartz monzodiorite . It 's intrusive era is late silurian epoch ( K-Ar method : 407 、 445Ma ) .
-
我国陆上最深的钻井&塔参1井,井深7200m,其底部钻遇的是一分布有闪长岩捕虏体的花岗闪长岩体。
Tacan 1 (" TC1 " for short ) located at the central part of Tarim Basin is 7200m in depth , the deepest well in China . It revealed granite and diorite at the bottom .
-
计算的净质量变化(%)表明:所谓大宝山花岗闪长岩是补给岩筒中海底蚀变的产物,而热水沉积岩则有Si-Fe-Mg质量加入。
The calculated net mass change ( % ) shows that the so-called " Dabaoshan granodiorite " is formed by sea-floor alteration in the recharge pipe , whereas Si-Fe-Mg mass is added to the hydrothermal sedimentary rocks .