查询词典 Caledonian
- 与 Caledonian 相关的网络例句 [注:此内容来源于网络,仅供参考]
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During end_Proterozoic and early Early Paleozoic, the northern row extended into archipelagic oceans, which closed by the end of Caledonian stage and formed foreland basins along the northern margin of the microplates.
元古代末至早古生代早期,北列拉张成多岛小洋盆,它们在加里东末期关闭,并在微板块群北缘形成前陆盆地带。
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Karstification is the main forming mechanism of the carbonate karst reservoir near the unconformity, and the depth influenced by atmogenic freshwater is about 150 m under the Caledonian unconformity.
岩溶作用是潜山不整合面附近碳酸盐岩岩溶储层的主要形成机理,主要集中在加里东不整合面之下150m的深度范围。
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The geochemical section of single well shows that the depth influenced by atmogenic freshwater is about 150 meter which is under the Caledonian affiliation plane of the unconformity and at the same time, the freshwater reconstructed the dolomite reservoir which had existed before the former.
单井地球化学剖面说明,大气淡水作用深度主要集中在不整合面之下150m的深度范围,并对先前形成的白云岩储层进行岩溶改造。
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According to the research of the genetic texture of zircons and SHRIMP dating in the Caledonian banded - augen granitin Yunkai area and the Indosinian charnokite in southeast Guangxi,It is discoved that the ages of later Mesoproterzoic Sibao orogeny event concentrates between 1100 and 950Ma. It provides the important evidenve for the convergent and collision of Rodinan supercontinent in South China and the south extending of Jiangshan-shaoxin collision belt in later Mesoproterzoic.
云开地区加里东期条带-眼球状花岗岩,以及桂东南印支期紫苏花岗岩中锆石的成因结构和离子探针定年研究发现,中元古末四堡造山作用事件年龄集中分布于950-1100Ma,为华南中元古末罗迪尼亚超大陆聚合碰撞造山和江绍带的南延提供了重要证据。
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The banded-augengranitic complex(476-413Ma) and charnokites (435Ma) in Yunkai upwelling area are formed in active continental margin Volcanic arc tectonic environment of subduction-collision in Caledonian and the augen granite and charnokiteare formed in the post-orogeny environment,and the intrusive gabbro(392Ma) are fromed in extensional environment of the end of Subduction-collision orogeny.
云开隆起区条带-眼球状花岗质杂岩(467-413Ma)及紫苏花岗岩(435Ma)形成于加里东期俯冲-碰撞活动大陆边缘火山弧构造环境,其中眼球状花岗岩、紫苏花岗岩形成于碰撞造山后环境,侵入辉长岩(392Ma)则是俯冲-碰撞造山作用阶段结束伸展环境下的产物。
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The Caledonian granitoids,majorly distributed in the northern Qimatage mountain,showing geochemical characteristics of Cordilleran I-type grantiods,low-K high-Ca amphibole-bearing calc-alkaline granitoids or peralkaline and alkaline granitoids,and associated with an active continental margin or back-arc basin,indicated the existence of the Qimatage ocean-related limited subdu...
研究表明加里东晚期(430 ~370 Ma)花岗岩主要分布于祁漫塔格山北坡,具科迪勒拉I 型花岗岩或ACG、PAG 特征,代表活动大陆边缘或弧后盆地构造属性,加里东晚期祁漫塔格北坡至少存在洋壳的有限俯冲;华力西中期(320 Ma ±)发育伸展型富钾低铝钙碱性花岗岩,类似加里东I 型、CPG、KCG 花岗岩特征,广布于祁漫塔格山和求勉雷克山区,形成于碰撞后构造环境;华力西晚期(270 ~250 Ma)具科迪勒拉I型或ACG 特征,属活动大陆边缘构造环境,其形成与早二叠世特提斯洋的向北俯冲作用有关;印支—燕山期(220 ~160 Ma)具A2 型或富钾低钙钙碱性花岗岩,形成于碰撞后挤压向拉张转折过渡的构造环境。
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Based on a study of the magnetic fabric and rock deformation characteristics in combination with other data,it is inferred that the Dawangshan dynamometamorphic zone is resulted from superposition of multi-phase structural activities posterior to the intrusion and consolidation of magmatic rock in the Late Caledonian Period.
通过磁组构和岩石变形特征的研究并结合其他资料,推断出大王山动力变质带是在加里东晚期岩浆侵入成岩后,多期构造叠加作用的结果。
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Therefore, Changning-Menglian ocean basin is a small-scale in tercontinental rift ocean basin, and formed by pull-apart and spreading on the basis of the epeiric sea after Caledonian movement.
因此,昌宁-孟连带洋盆为一宽度不大的小型陆间裂谷洋盆,是在加里东运动之后的陆表海基础上经拉裂扩张而成。
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According to the research of the paper, the "migmatite" of the Sizishan Formation, Xingdong Group distributed in northern Xiao Hinggan Mountains should be a suit of gneissic quartz monzonitegranite intrusions. Their whole rockmineral Rb-Sr isochronic dating is (482±19) Ma, indicating that an Caledonian magmatic events existed in the giant granitic belt of the Xiao Hinggan Mountains.
研究表明,分布于小兴安岭北部金林林场的兴东群四子山组&混合岩&为一套片麻状石英二长岩-花岗岩侵入体,岩石全岩-矿物Rb-Sr等时线年龄为(482±19) Ma,这表明小兴安岭巨型花岗岩带中存在早古生代岩浆事件。
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The Yaogangxian tungsten deposit of Hunan province is located in the central part of the Nanling EW-direction tectonic belt, interjunction of Caledonian uplift zone and Indosinian-Yanshanian hollow zone.
湖南瑶岗仙钨矿床位于南岭东西构造带中部,加里东隆起带与印支-燕山凹陷带的交汇部位。
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