岩浆岩
- 网络magmatic rock;Igneous rock;magmatite
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岩浆岩定位机制的新类型&螺旋上冲
A new type of magmatic rock orientation mechanism : screw upwelling
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岩浆岩储层的形成及油气藏类型
The Formation of Magmatic Rock Reservoir and its Oil-Gas Pool Types
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陕西地区岩浆岩Nd、Sr同位素特征及其与大地构造发展的联系
Nd-sr isotopes of Granitoids from Shaanxi Province and their significance for tectonic evolution
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长江中下游地区的Cu、Au、Mo矿床的岩浆岩大多为埃达克质岩。
The country rocks of Cu-Au-Mo deposits in the middle and lower Yangtze River are mostly adakites .
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宁芜地区中生代岩浆岩的成因&岩石学与Nd、Sr、Ph同位素证据
Petrological and Nd , Sr , Ph Isotopic Evidence for Genesis of Mesozoic Magmatic Rocks in Nanjing-Wuhu Area
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岩浆岩系REE三条演化线的约束关系
The constraint relation of REE three trend lines of igneous rock series
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以GIS为分析平台,对研究区的地层、构造、岩浆岩和已知矿床(点)进行成矿规律研究。
Regard GIS as analyze platform , study the stratum , structure , magma and known mineral deposit ( spot ) of the studying area .
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岩浆岩成因类型REE判别
REE discrimination to petrogenetic type of igneous rocks
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丰度坐标系中岩浆岩系REE的演化线运动参数
The movement parameters of REE differentiation trend lines of lgneous rock series on abundance coordinate system
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山东五莲中生代岩浆岩的锆石U-Pb年龄
Zircon U-Pb Dating on Mesozoic Granitoids at Wulian , Shangdong Province
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成分上,矿石中含量高的Au、As、Sb等成矿元素在矿区岩浆岩中含量同样较高。
The elements such as Au , As , Sb are of high content both in gold ore and in magmatites .
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西天山北部晚古生代火山-浅侵位岩浆岩~(40)Ar/~(39)Ar同位素定年
~ ( 40 ) Ar / ~ ( 39 ) Ar chronological study of Late Paleozoic volcanic hypabyssal igneous rocks in western Tianshan , Xinjiang
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原生金矿有含Au石英脉型、伴生金型、构造蚀变岩型、岩浆岩型及浸染型。
The primary gold includes gold bearing quartz vein type , associated gold type , tectonic altered rock type , magma type and dissemination type .
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由沉积构造岩浆岩带标志的NEE新格局在展布上受到新生性和继承性两类构造因素的控制。
The new ENE-trending framework marked by sedimentary-tectonic-magmatic belts is controlled by neogenic and inherited tectonic factors .
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岩浆岩岩石化学Kelsey标准矿物值计算法及其软件
The Kelsey Computing Method for Standard Ore Value and It 's Software
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根据最新分析结果计算出岩浆岩、沉积岩和变质岩碘的平均含量分别为18.8、724、166.9(ng/s)。
The average I contents for magmatite , sedimentary rock and metamorphous rock are 18-8 , 724 and 166.9 ng / g. . respectively , calculated from the latest analytical results .
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岩浆岩中Bi、W、Sn、Ag、Pb、Cu等成矿元素及伴生元素的丰度较高,为本区的成矿提供了物质来源。
Ore-forming elements and associated elements , such as Bi , W , Sn , Ag , Pb , Cu are characterized by high abundance value , which provide ore-forming material sources for the copper polymetallic ore belt .
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锆石U-Pb同位素年龄印证了矿区及外围缺失二叠系以后古生界及中生界的地层或岩浆岩。
The U-Pb isotopic ages of Zirconium proved that the district is lack of the strata or magma of after Permian period in Paleozoic group and Mesozoic group .
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Sr-Nd-Pb同位素显示其来自于具有岛弧岩浆岩地球化学特征的下地壳。
Sr-Nd-Pb isotopes indicate that the magmas are derived from the lower crust , which inherit the arc magma geochemistry .
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南极乔治王岛中&新生代岩浆岩Sr-Nd-Pb同位素组成及源区特征
Sr Nd Pb Isotopic Compositions and Source Features of Mesozoic to Cenozoic Magmatic Rocks on King George Island , Antarctica
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华北晚中生代构造岩浆岩带作为一个新的构造格局,以其鲜明的NNE走向横跨在古亚洲域不同构造单元之上。
As a new tectonic framework , the Late Mesozoic tectonic-magma belts in North China transverse in the NNE strike over different tectonic units of the Paleo-Asian domain with distinct characteristics .
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探讨ELIP岩浆岩演化趋势及其地球化学特征;地球化学动力学的应用及发展趋势
To study the evolutionary trend and geochemistry features respectively ; THE APPLICATION AND TENDENCY OF GEOCHEMICAL DYNAMICS
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结合Nd、Sr同位素地球化学研究,认为本区岩浆岩是上地幔和下地壳物质部分熔融的产物,岩浆作用发生在由挤压向拉张过渡的地球化学背景。
Connecting with the study of isotopic geochemistry of Nd and Sr , it is concluded that the magmatic rocks of this region originated from partial melting within upper mantle and lower crust . The magmatism took place in the geological setting from extrusion to spread .
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本区分布着十分广泛的中生代岩浆岩,根据岩浆岩的物质组成、岩石组合、地壳结构、成矿作用及Nd、Sr、Pb同位素组成与比值变化等特征,可划分出3个岩浆岩带。
Mesozoic magmatic rocks are widespread along the Yangtze River in Anhui . According to the composition of the magmatic rocks , rock associations , deep crustal structure , mineralization and Nd , Sr and Pb isotopic compositions and ratios , three magmatic belts may be distinguished .
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矿床和成矿岩浆岩的同位素年龄集中在170Ma~100Ma;
Most of the isotope ages for ores and related igneous rocks fall in a span of 170 Ma ~ 100 Ma .
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皮尔斯比率图解在岩浆岩研究中的应用
Application of Pearce ratio diagrams in the study of igneous rocks
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岩浆岩成矿性判别系列方法
A new method of discriminant analysis of ore potentiality of magmatites
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古新统泥岩的母岩主要为酸性岩浆岩。
The provenance of Paleocene mudstone may mainly be acidic rocks .
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火山爆发的时候,岩浆岩把整个城市都淹没了。
The magma submerged the whole city when the volcano erupted .
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以岩浆岩为例,由酸性到基性波速呈增加趋势;
To increase from the acid rock to the basic ;