1、

Poisson's Ratio Structure of the Crust and UHP Metamorphic Zone in the Dabie Orogenic Belt& A Suggestion from Wide-angle and Subvertical Seismic Reflection Sounding

大别造山带地壳泊松比结构与超高压变质带&来自宽角反射与近垂直反射剖面的启示

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2、

A lot of high pressure metamorphic mineral glaucophanes have been discovered in the green schist.

绿片岩中发现较多蓝闪石高压变质矿物;

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Tectonic Dynamics Research and Subducting Characteristics Comparison between Middle and Northern Part of Manila Subducting Belt; Fluids from the Deeply Continental Subduction Zone and the Metamorphic Chemical Geodynamics

马尼拉海沟中北段俯冲带特征对比及区域构造动力学研究大陆俯冲带的深部流体及变质化学地球动力学&以苏鲁超高压变质带为例

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The oldest metamorphic rock and the youngest Danxia landscapes coexist.

这里,湖南最老的变质岩和最年青的丹霞共存。

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6、

Therefore, it is a marine sedimentary-metamorphic iron ore deposit.

铁矿床属海相沉积变质成因.

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7、

Assuming that the UHP metamorphism occurred at 228 Ma, the exhumation ( uplift) rate of UHP metamorphic rocks are estimated at approximately 3.63 mm/ a before diorite-porphyrite intrusion and approximately 0.03 mm/ a after diorite-porphyrite intrusion respectively.

假定超高压变质作用发生于228Ma,推算出闪长玢岩侵位前超高压变质岩的折返速率大致为3.63mm/a,闪长玢岩侵位后超高压变质岩的折返(剥蚀)速率大致为0.03mm/a。

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Nevertheless, the combined carbon content and isotope analyses of micro-carbonate in metamorphic rocks can be used to make a distinction in origin between sedimentary and igneous protoliths.

不过,变质岩中微量碳酸盐的碳含量和碳同位素比值分析能够对原岩类型提供有效的判别。

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The preliminary conclusion is ( 1) muscovite in high-pressure metamorphic orthogneiss does not contain excess argon and can be the object for 40Ar/ 39Ar dating;

由此得出的初步结论是:①高压变质的正片麻岩中的白云母中不含过剩Ar,这类矿物可以作为~(40)Ar/~(39)Ar同位素测年的对象;

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10、

According to the variation model of Pb isotopic composition in crustal vertical section, the northern Dabie complex is beneath the southern Dabie ultrahigh-pressure metamorphic belt and the former is of the middle-lower crustal properties and the latter is of the upper crustal properties.

考虑到北部杂岩带在地壳结构上应位于南部超高压带之下,以及北大别正片麻岩具有中、下地壳性质而南大别花岗片麻岩则具有上地壳特征。

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Ultrahigh-pressure ORTHOGNEISSES from the Dabie mountains: petrology and metamorphic evolution

大别山超高压正片麻岩:岩石学及变质演化

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The Quanxin gold deposit is metamorphic detrital rock type gold deposit, its mineralized types include auriferous quartz vein type and fractured altered rock type.

全鑫金矿为变质碎屑岩型金矿床,矿化类型可分为含金石英脉和破碎蚀变岩型。

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13、

U-Pb isotopic ages of 61 detrital zircon grains from the sillimanite-biotite-quartz schist of the Qinling Group in the North Qinling metamorphic terrane are reported in this paper. Of the 61 zircon grains, 15 were measured by SHRIMP ⅱ, and 46 by LA-ICPMS.

报道了北秦岭地块中秦岭岩群夕线黑云石英片岩61个碎屑锆石测点的207Pb/206Pb年龄测试结果,其中15个测点在SHRIMPⅡ上进行,46个测点来自LA-ICPMS的测定结果。

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14、

Discovery and research of Palaeontological fossils from the metamorphic rock area in South Anhui

皖南变质岩区古生物化石的发现和研究进展

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On the basis of simulant calculation of the migration of active component in the rocks, the authors have established the chemical reaction equations of different metamorphic rock pairs, The paper also discusses the important role played by fluids in the mylonitization.

在对活动组分迁移得失的模拟计算的基础上,建立了岩石组分迁移变化的变质反应化学方程式。综合讨论了流体在糜棱岩化过程中所起的重要作用。

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Yiwul ü shan mountain is proved to be a metamorphic core complex formed in Cretaceous according to field survey, microstructural analysis, and isotropic dating.

经过野外宏观观测、室内显微分析及同位素年龄测定,基本厘定医巫闾山是一个白垩纪时形成的变质核杂岩。

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The Palaeoproterozoic Erdaowa Group distributed in the north Hohhot, Nei Mongol is composed of metamorphic detrital sediment and carbonate with intermidiate basic volcanics.

出露于内蒙古呼和浩特北部的二道洼群,为一套陆源碎屑岩碳酸盐岩夹中基性火山岩变质建造。

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20、

The ore-bearing rock of the Xiaowenshan detrital mica mineral is a set metamorphic rock that main body rock is muscovite K-feldspar gneiss.

小文山碎云母矿的含矿岩石是一套以白云母钾长片麻岩为主体的变质岩,原岩为富硅高钾、低钙低镁的粘土质砂岩。

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