granulite facies
- 网络麻粒岩相
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Recent research indicates that the preservation of granulite facies must have accompanied by melt loss .
相平衡研究表明麻粒岩相岩石的保存与熔体丢失有关;
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A present study and comment on granulite facies terrene
麻粒岩相区地质研究现状及评述
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Genetic information from fluid studies of granulite facies metamorphism
麻粒岩中流体研究提供的成因信息
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Experimental study of melting reaction and genetic mechanism of mineral phase trans - formation in granulite facies metamorphism
麻粒岩相条件下熔融反应与矿物相转变机制的实验研究
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Nwe findings of low pressure granulite facies metamorphic age in the Yunkai uplift
云开隆起低压麻粒岩相变质作用时代的重要发现
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The metamorphic characteristics of granulite facies rocks in the laixi-pingdu area in eastern Shandong Province
胶东莱西&平度一带麻粒岩相岩石的变质作用特征
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The parent magma of several rock series formed earliest originated from the lower crust of granulite facies ;
最初形成的岩系的母岩浆,起源于麻粒岩相的下地壳。
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The age of the Altun granulite facies complex and the basement of the Tarim Basin
阿尔金麻粒岩相杂岩的时代及塔里木盆地的基底
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Low-pressure metamorphism of granulite facies in an early Proterozoic orogenic event in central Inner Mongolia
内蒙古中部早元古代造山事件中麻粒岩相低压变质作用
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Characteristics and Temperature-Pressure Conditions for Crystallization of Pyroxene in Archean Granulite Facies of Inner Mongolia
内蒙古太古宙麻粒岩相岩石中辉石特征和结晶温压条件
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Pan-African Granulite Facies Metamorphism in the Grove Mountains East Antarctica
东南极格罗夫山泛非期麻粒岩相变质作用
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Characteristics of the Early Remnant Mineral Associations in Granulite facies Rocks from the Larsemann Hills , East Antarctica and Their Metamorphic Conditions
东南极拉斯曼丘陵麻粒岩相岩石中早期残留矿物组合的特征及其变质作用条件
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CONTRASTING ARCHAEAN GRANULITE FACIES ROCKS FROM EASTERN HEBEI , NORTH CHINA Analysis on diagenesis difference and controlling factors of deep buried glutenite reservoirs of Shengli Oilfield
冀东太古代高级变质地体中两类麻粒岩相深成片麻岩胜利油区深层砂砾岩体成岩差异与储层控制因素
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A granulite facies belt of the middle-west part en North Margin of North China craton : an early Precambrian continent - continent collision orogenic belt
一条早前寒武纪的陆-陆碰撞造山带&华北克拉通北缘中西部麻粒岩相带
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Complex granulite facies xenolith types and distinct formation conditions indicate that the lower crust beneath Nushan was constructed by multi-periodic magmatism in different tectonic settings .
复杂的岩石类型和不同的形成条件表明女山的下地壳是由多期岩浆活动的产物组成。
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A banded or foliated metamorphic rock , usually of the same composition as granite . CONTRASTING ARCHAEAN GRANULITE FACIES ROCKS FROM EASTERN HEBEI , NORTH CHINA
片麻岩层状或叶片状变质岩,成分通常与花岗岩相同冀东太古代高级变质地体中两类麻粒岩相深成片麻岩
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Granulite facies ultrahigh temperature metamorphism ( G-UHTM ) is documented in the rock record predominantly from Neoarchean to Cambrian ;
麻粒岩相超高温变质作用(G-UHTM)主要发育于新太古代至寒武纪岩石中;
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Their country rocks are the Neo - Archaean Dabie complex which has experienced regional metamorphism of amphibolite - granulite facies and migmatization .
其围岩为遭受角门岩相&麻粒岩相区域变质和混合岩化的新太古代大别杂岩。
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These theoretical and experimental results have important significance for an in depth study on the feature of metamorphic reaction and the genetic mechanism of mineral phases transformation in granulite facies metamorphism of khondalite series .
该项理论与实验研究对于深化变质反应理论、探讨孔兹岩系矿物相转变成因机制及其动力学过程有着重要的意义。
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The granulite facies retrograded stage with calcite + dolomite + diopside + ilmenite + phlogopite + spinel ± orthopyroxene ;
麻粒岩相退变质阶段,矿物组合主要为方解石+白云石+金云母+镁橄榄石+透辉石+钛铁矿+尖晶石±斜方辉石等;
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Granulite facies pelitic gneiss and mafic granulite outcropping in the Larsemann Hills , East Antarctica , underwent a complicated deformational metamorphic history .
东南极拉斯曼丘陵出露的麻粒岩相泥质片麻岩和镁铁质麻粒岩经历了复杂的变形变质历史。
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The granulite facies is Indosinian-late Hercynian ( ca. 220-270 Ma ), and this is the youngest granulite in the Qinling area .
综合各方面因素,认为麻粒岩相峰变质作用时代为印支期&海西晚期(220~270Ma左右),这是迄今为止秦岭地区所报道过的最年轻的麻粒岩地质体。
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The SHRIMP U-Pb zircon age of granulite facies metamorphism of the garnet two-pyroxene-plagioclase granulite is 507.7 ± 8.3 Ma ( 2 σ) .
麻粒岩相变质作用的SHRIMP锆石U-Pb年龄为(507·7±8·3)Ma。
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The metamorphic peak of the Pan-African rocks is not under low-to medium-pressure granulite facies conditions , as previously thought , but reaches as high as 850-950 ℃ and 0.90-0.95 GPa .
泛非期高级变质作用是区域性的,其高峰变质并不像前人想象的那样只发生在中低压麻粒岩相条件下,而是高达850~950℃和0.90~0.95GPa。
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In the regional geologic investgation ( 1 ∶ 50 000 ) the high grade metamorphic area was found for the first time in the Liuhe area , Jilin province , the degree of metamorphism can be granulite facies .
笔者在1∶5万区调工作中,于吉林省柳河地区首次发现了高级变质区,其变质程度达到麻粒岩相。
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The granulite facies were resulted from the regional high-temperature metamorphism with medium pressure . The metamorphism evolution was the retrogressive metamorphism with approximate isobaric cooling ( IBC ) and counter clockwise PTt path .
麻粒岩相是中压区域高温变质作用的产物,变质作用的演化为退变质、近等压冷却(IBC)反时针型的PTt轨迹。
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Studies of the optical properties of these minerals and the partitioning coefficients of Fe , Mg , Ca and Na in ferromagnesian minerals indicate that these minerals are characteristic of the granulite facies and in equilibrium with one another .
研究了镁铁矿物中的Fe、Mg、Ca和Na的分配系数,认为达到了化学平衡。
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These data suggest that the granulite facies metamorphism lasted for about 27 Ma and was related to crustal thickening associated with the Early Paleozoic continental collision between the Qilian and Qaidam blocks , and to subsequent thermal relaxation and exhumation .
这些年龄结果显示麻粒岩相变质作用持续了大约27Ma,这可能与早古生代祁连地块与柴达木地块碰撞作用所引起的地壳加厚和后来的热松驰有关。
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The Archaean rocks widely exposed in the area studied belong to the Qian-xi Group of granulite facies , including granulite , charnockite , pyroxene ( and / or amphibole ) - plagioclase gneiss , amphibolite and so on .
研究区内广泛出露的太古代岩石属于迁西群麻粒岩,包括麻粒岩、紫苏花岗岩、辉石-斜长片麻岩、角闪岩等。
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The upper crust is mainly composed of slates , phyllites , schists , granulite of greenschist facies ( partly low-amphibolite facies ) and granite intrusions , and sedimentary rocks at the top .
上地壳主要为绿片岩相(部分低角闪岩相)的板岩、千枚岩、片岩、变粒岩以及花岗岩组成,顶部为沉积盖层。