志留世

大宁岩体由二长花岗岩、花岗闪长岩及石英二长闪长岩组成，侵入时代为晚志留世（K&Ar法407、445Ma）。

Daning pluton is composed of monzonitic granite , granodiorite and quartz monzodiorite . It 's intrusive era is late silurian epoch ( K-Ar method : 407 、 445Ma ) .

扬子区早志留世（Llandovery）的众多四射珊瑚属均为世界广布的，但也有许多地方性属（约有22个，占总数的23·4%）。

In the Yangtze Region , numbers of Llandovery rugose genera were cosmopolitan , but comprising many endimics ( about 22 genera , 23.4 % ), some of them first appeared in the Yangtze Region and later dispersed to other regions .

北祁连山发现晚志留世牙形刺

The discovery of late Silurian conodonts in the northern Qilian Mountains

西准噶尔晚志留世、早泥盆世孢子和疑源类

Late silurian - Early Devonian spores and acritarchs from west Junggar

西秦岭晚志留世&泥盆纪的虫颚化石

Upper Silurian to Devonian scolecodont fossils from West Qinling Mountains

滇东曲靖地区晚志留世四射珊瑚动物群

Late Silurian rugose coral fauna from the Qujing district , East Yunnan

陕西宁强早志留世灰泥丘中微生物及其造岩意义

Microbial fossils in Lower Silurian micrite mound , ningqiang , Southern Shaanxi

扬子板块西北缘早志留世层序地层分析

Analysis of Early Silurian Sequence Stratigraphy at NW Margin of Yangtze Platform

分析了该区中志留世的沉积环境及变化特征。

The sedimentary environment of Middle Silurian is also involved .

四川地区早志留世岩相古地理

Lithofacies palaeogeography of the Early Silurian in Sichuan area

新疆首次发现中志留世放射虫化石

First discovery of middle Silurian radiolaria fossils in Xinjiang

晚志留世时已经进入造山期后演化阶段。

In Late Silurian epoch , the ocean closed and started postorogenic evolution .

新疆柯坪地区奥陶纪和早志留世的化石带

Graptolite zone of the Ordovician and Early Silurian in Kalpin region , Xinjiang

川西北地区早中志留世生物礁发育特征初探

Preliminary study of development characteristic of organic reefs in Early-Middle silurian , NW Sichuan

江西修水地区早志留世早期笔石动物群研究

A study on the early Early Silurian graptolite fauna in the Xiushui area , Jiangxi

鹿角沟砾岩标志著弧-陆碰撞最早发生于早志留世早期。

The Lujiaogou Conglomerate is the sedimentary response to arc-continental collision during the earliest of Silurian .

贵州东北部早志留世层孔虫

Lower Silurian stromatoporoids from northeastern Guizhou

从层孔虫化石论述鄂西南、黔东北早志留世地层

Discussion on the Early Silurian strata in southwestern Hubei and northeastern Guizhou in light of fossil stromatoporoids

西昆仑北带早志留世构造作用及其区域地质意义

Early Silurian tectonism and its regional geological significance in the northern West Kunlun orogen , NW China

早志留世龙马溪期主要为局限的深水陆棚环境。

In Longmaxi Age of the Early Silurian , the study area was mainly a restricted deep shelf .

安徽含山中志留世海湾沉积环境中的痕迹化石组合

Trace fossil assemblages from middle Silurian Bay ( estuarine ) sedimentary environments in the Hanshan area , Anhui

晚志留世-泥盆纪盆地处于挤压状态，出现了大范围的隆起；

During upper Silurian-Devonian , the basin is in extrusion state , and turn up large scale uplift ;

扬子区晚奥陶世到早志留世海洋生物群的阶段性更替及观音桥组的时代

A phasic alternation of marine biota from Late Ordovician to Early Silurian and the geological age of the Guanyinqiao formation

甘肃公婆泉铜矿田中&晚志留世浅海相火山喷发旋回及火山作用演化

The Middle and Late Silurian Marine Volcano Eruption Cycle and Volcano Action Evolution of Gongpoquan Copper Ore Field , Gangsu Province

结果表明：①分隔保山和思茅地块的古特提斯洋可能于早志留世张开；

The results show that ① the Paleo-Tethys separating the Baoshan and South China blocks was likely opened in the Early Silurian ;

这一年龄结果表明早志留世中天山结晶基底已开始从塔里木板块北缘分离出去形成离散地体。

The result indicates that the central Tianshan Mountains were separated from the Tarim plate and formed a discrete terrain in Early Silurian .

伸展断裂系统发育于寒武纪、奥陶纪、早志留世、中-晚侏罗世和古近纪。

The extensional fault systems are believed to be developed through the Cambrian , Ordovician , Early Silurian , Middle-Late Jurassic , and Paleogene .

矿化过程经历晚志留世火山热液充填交代作用和海西早期岩浆热液的叠加、改造作用。

The mineralization was formed by filling metasomasis of the Upper Silurian volcanic hydrothermal solution , and superimposition reformation of the Hercynian magmatic hydrothermal solution .

四川地区早志留世沉积岩系形成于晚奥陶世一早志留世的前陆盆地演化阶段。

Early Silurian sedimentary rocks in Sichuan area were formed in the foreland basin stage during the period from the Late Ordovician to the Early Silurian .

中志留世&二叠纪再次运移形成沥青砂为主阶段，隆起西部倾没端是有利运聚成藏区带；

The tar sands resulted from secondary hydrocarbon migration in middle Silurian Permian . The western plunging end of the uplift is of favorable migration and accumulation .