查询词典 gneiss

According to deformation mechanism, sytectonic paragenetic association of minerals and deformation environment, metamorphic tectonites are divided into tectonic gneiss series, tectonic schists series and mylonitic series.

依据变形机制、组构、同构造新生矿物组合，以及形成环境，将韧性剪切带中变质构造岩分为构造片麻岩系列、构造片岩系列和糜棱岩系列。

Together with the petrographic observation, metamorphic dehydration is evident in Group I gneiss during the prograde subduction.

两组样品具有相似的稀土和微量元素配分模式，但是，组I样品的Nb与LREE显示很好的相关性，与LILE(Rb、Ba、Pb、Th和U)没有相关性，说明在脱水过程中LILE发生了不同程度的迁移活化。

The ultra-high pressure metamorphic rocks distributed in the southern Dabie Shan have different rocks types including eclogites, garnet pyroxenite and garnet peridotite, quartz jadeitite, acid gneiss, phengite- quartz schist and marble.

分布于大别山南部的超高压变质岩具有丰富的岩石组合，主要岩石类型有榴辉岩、石榴辉石岩和石榴橄榄岩、石英硬玉岩、酸性片麻岩、多硅白云母石英片岩及大理岩等。

Gneiss can totally recrystallize into granite.

片麻岩可以完全再结晶成花岗岩。

It has the metamorphic rock sight—"the Inartificial Gallery" which is black and white, devious and whirlabout and likes the reversal cloud-mist and rising sun, the granite vein injecting along the bedding of gneiss crossing the river-gorge—"the White Dragon Crossing River", nine veins apposing on the rock wall—"the Nine-dragon Wall","the Inartificial Wall " formed by the paragenesis of the level joint and the vertical joint, and the small and exquisite undercutting cave which is the wonder of the new tectonic movement.

有黑白相间、曲折盘旋，如云雾翻卷，似霞蔚蒸腾的变质岩景观――&天然画廊&，有沿片麻岩层理贯入的花岗岩脉，横跨河谷的&白龙过江&，有九条岩脉并列在岩壁之上的&九龙壁&，有水平节理与垂直节理巧妙共生而形成的&天然城墙&，有新构造运动遗迹――小巧玲珑的淘蚀洞穴。

Step-wise evaporation 207Pb-206Pb dating has been conducted for uni-genetic magmatic zircons from quartzofeldspathic gneiss and pegmatite, respectively, from Guandi complex, sporadically outcropped around Fangshan pluton in Zhoukoudian area, western Hills of Beijing.

北京西山周口店地区房山岩体周围关坻杂岩的长英片麻岩和伟晶岩脉具有类似简单岩浆结晶成因锆石的蒸发法Pb-Pb年龄。

Gneiss is called bastard granite.

片麻岩叫作粗花岗岩。

Octahedral peak, with an area of about 16 million square kilometers, east-west mountain lanes, from Archaean gneiss composition, the surface of the soil for grass and cinnamon brown earth soil.

八面峰，面积约16万平方公里，山体呈东西走向，由太古界片麻岩构成，表面土壤多为草棕壤和褐土性土。

The main fragment source and source areas component of Xiangshan Group sandstones are Precambrian metamorphic-sedmentary rock and granite-gneiss.

目的 探讨鄂尔多斯西南边缘香山群形成的大地构造环境，为鄂尔多斯盆地西南缘早古生代大地构造背景的恢复和确定提供佐证。

A single zircon U-Pb age of 3605±43 Ma from the oldest granite-gneiss was reported in Aketashtage, eastern Altyn Tagh, which is located on the southeastern margin of the Tarim Platform.

在阿尔金山阿克塔什塔格曾测得3605±43 Ma的单颗粒锆石U-Pb年龄数据，获得了古老地壳存在的同位素年代学信息。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。