蛇綠巖組合 的英文怎麼說
中文拼音 [shélǚyánzǔgě]
蛇綠巖組合
英文
ophiolitic assemblage- 蛇 : 蛇名詞(爬行動物) snake; serpent; mole catcher
- 綠 : 綠形容詞(像草和樹葉茂盛時的顏色) green
- 巖 : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
- 組 : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 組合 : 1 (組織成為整體) make up; compose; constitute 2 (組織起來的整體) association; combination3 [...
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In terms of their geological and geochemical characteristics as well as the ages of these plutons, these three sub - belts from south to north are interpreted as syn - subductional, syn - collisional and post - collisional plutons respectively. composed of quartz diorite and quartz monzonite, the syn - subduction plutonic rocks are confined only to the south kunlun massif
俯沖期侵入巖僅出露于蛇綠巖帶之南的昆南地塊上,巖性組合為石英閃長巖-石英二長巖,三個主要巖體獲鋯石u - pb年齡值為481ma 、 461ma 、 452ma ,均為奧陶紀。Ultramafic rock fragments, which almost is altered to ophite, distributed in structural zone and displayed structural lens. so far, 9 fragments were discovered and mapped in nujinshan and bujing area ultramafic rock can be divided two kinds according to it ' s geochemical characteristics. one can be correlated with metaperidotite, which represented residual part that primary pyrolite underwent moderate partial melting, from some representative ophiolite melange in the world
按超鎂鐵巖類的地球化學特徵可將其劃分為兩類:一類具有較高而穩定的mgo 、較低的al _ 2o _ 3 、極低的cao , m f值為8 . 0 ? 8 . 4 ,按標準礦物組合進行分類可定為方輝橄欖巖,且均為fa _ ( 100 ) 、 en _ ( 100 )的鎂質端元組分;可與世界上一些典型的蛇綠巖套中變質橄欖巖進行對比,代表了原始地幔中等部分熔融作用后殘余物。The analysis of the geochemical and petrologic characteristics features shows that the assemblage of volcanic rocks is the series of middle ocean ridge basalt, ocean island basalt and ocean island andesite basalt, which implies that it is the relic of the ocean crust, i. e. typical ophiolites
通過巖石特徵和地球化學分析,確定了鹽邊群荒田組火山巖組合為洋脊玄武巖、洋島玄武巖、洋島安山玄武巖系列,說明這是洋殼殘片,即典型的蛇綠巖套。Tectonically, the tectonic units consist of the gezu - xagquka suture zone and sangxuang - nagqu - midika slab in the surveyed area
構造方面,構造單元表現為各組下秋卡結合帶和桑雄那曲麥地卡板片的構造格局;新發現達仁鄉奪列蛇綠巖體。In the light of rock association, origin, age, deformation and metamorphism, disintegration and collage, migration and displacement, the " litang ophiolite group " is redefined as the " litang ophiolitic melange group ", which may be redivided into two formation complexes, i. e. the kar ophiolite formation and waneng ophiolite formation and five types of exotic blocks composed of clastics and marbles
按結合帶內巖塊的不同組分、不同來源、不同時代、不同變形變質程度的不同,對各類巖塊進行四維裂解拼合復原后劃分為兩個巖組(卡爾蛇綠巖組、瓦能蛇綠巖組)及碎屑巖、大理巖等組成的5類外來巖塊。分享友人