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11篇 您的检索式:作者名="M.Faure"
    题名 作者 年代 出处 被引量
1新疆博格达南缘后碰撞期陆内裂谷和水下滑塌构造显示文摘本文较为系统地研究了哈密市七角井-车轱辘泉和乌鲁木齐市白杨沟地区晚古生代后碰撞期陆内裂谷和滑塌构造的几何学、岩石学和地球化学特征。研究表明,在博格达山南缘的七角井-车轱辘泉一带,玄武岩和流纹岩彼此互层产出,构成厚度较大的后碰撞期双峰式火山岩系,呈近东西方向平行造山带展布,堆积在早二叠世红色磨拉石之上;在白杨沟一带,后碰撞水下滑塌堆积岩与火山岩共存,构成一个厚1300m的滑塌构造剖面,由水下滑塌堆积岩夹双峰式火山岩带、枕状熔岩-气孔状玄武岩带和硅质、泥砂质岩带所组成。其底部以北东走向的拆离断层和晚石炭世灰岩、砂岩岩层接触。在岩石地球化学特征上,火山岩的SiO2含量在53%-67%之间出现间断,呈现双峰式火山岩的特点。其中,流纹岩SiO2平均71.65%,CaO2.15%,Na2O与K2O含量相近(3.2%-3.7%),含碱量>含钙量,ANKC值>1.1;轻稀土富集、稀土总量高,铕亏损,具明显Eu负异常。与之共生的玄武岩则以富硅贫碱为特征,SiO2平均51.05%,TiO2含量变化较大,轻稀土轻度富集,铕异常不明显,属拉斑系列玄武岩类。其特征和东非阿法尔裂谷的双峰式火山岩相近,反映陆内裂谷环境。对滑塌堆积岩带中的辉绿玢岩作锆石U-Pb测年,获289±5Ma年龄值,相当于二叠纪初期。从晚二迭叠世开始,全区处于相对稳定的剥蚀-堆积环境中,形成了厚度较大的磨拉石,并逐渐演化为三叠纪的准平原化环境。舒良树 朱文斌 王博 M.Faure J.Charvet D.Cluzel 2005岩石学报2005,21,1:83
2从北淮阳构造带的多期变形透视大别山构造演化显示文摘大别山北部的北淮阳构造带主体由佛子岭群和庐镇关群构成.北淮阳构造带没有经历超高压变质作用,但却具有与大别山其他地区相同的构造变形形式.通过几何学、运动学及多期构造变形的研究,论证了北淮阳构造带具有与其他地质单元相同的动力学背景.同大别山中部穹隆及南部超高压变质地体相比,由于北淮阳构造带的俯冲深度较浅,从而保留了超高压变质作用之前的构造变形形迹.结合同位素年代学的测量结果,把北淮阳构造带的岩石变形划分为五期,分别代表了早期板块会聚的变形痕迹(D1),早期的构造折返(D2),表示主变形期的晚三叠世的伸展作用(D3),晚三叠世的重力滑脱伸展作用(D4)和白垩纪的伸展作用(D5).结合大别山的岩石变形,可以认为华南与华北板块碰撞造山过程大致经历了陆壳俯冲阶段,同俯冲期的折返作用,穹窿及其边缘的重力滑脱变形和混合岩化及岩浆侵入作用.林伟 王清晨 M.Faure N.Arnaud 2005中国科学(D辑)2005,35,2:38
3武夷山北缘断裂带运动学研究显示文摘华南武夷山北缘边界被绍兴—江山—东乡断裂带所限。该断裂带至少保留了三期构造事件的形迹。第一期发生在800Ma~900Ma的晚元古代,呈NW向SE的区域推覆韧剪变形运动,以构造混杂岩和区域绿片岩相角闪岩相变质、强烈的褶皱和韧剪变形为特征,对应于古洋盆关闭、华南复合地体与江南岛弧碰撞焊接过程。第二期发生在458Ma~421Ma的志留纪,表现为从北向南的韧剪变形运动,伴有左旋走滑韧性剪切,以糜棱岩化和进变质作用为特征,黑云母多变为硅线石。该期变形使第一期构造形迹被强烈迭加置换。其动力学背景与闽东南地体朝武夷山的拼贴增生事件有关。第三期属中生代陆内变形,是一种高构造位的左旋走滑脆性剪切,以岩石的破裂和岩块的水平位移为特征,并具转换拉伸性质,导致中生代火山沉积盆地的形成。舒良树 卢华复 J.Charvet M.Faure 1997高校地质学报1997,3,3:29
4浅层断裂韧滑流变的实验分析显示文摘选取湘中浅层花岗岩和不同颗粒度的岩石进行高温高压糜棱岩成岩实验, 获得其形成的温压条件和微观变形. 再同断裂带中所产生的天然韧滑流变糜棱岩一起做TEM观察测试, 计算出人工糜棱岩位错密度、流变应力和应变速率分别为3.20×109/cm2, 139.32 MPa和6.39×10-10s. 这与天然糜棱岩的有关数据基本处于同一数量级. 以此成岩模拟实验为基础, 通过干湿样品实验比较、原岩化学分析以及同法国中央地块、江苏连云港等中深层次糜棱岩的综合分析对比, 初步确定浅层岩石流变变化的有关参数, 也说明了岩石圈垂向深度流变的多重性和总趋向性.孙岩 舒良树 李本亮 M.Faure J.Charvet 2000中国科学(D辑)2000,30,5:9
5Mesozoic doming extensional tectonics of Wugongshan, South China显示文摘Wugongshan in Jiangxi Province, China was a Mesozoic granitic dome type extensional tectonics that is composed of metamorphic core complexes, ductile and brittle shear deformed zones distributed around Mesozoic granites. Within it, the foliation defines an E W elliptical shape and bears S N stretching lineations. The axial part is located in Hongjiang Wanlongshan area and occupied by oriented granites with coaxial symmetric shear fabrics. The southern and northern flanks, including rocks in the Anfu Basin to the south and the Pingxiang Basin to the north, display top to south and top to north motions, respectively. The ductile and brittle structures indicate a geometric and kinematic consistency. The extensional tectonics is developed on a Caledonian metamorphic basement and is unconformably covered by Late Cretaceous red beds. Isotopic ages on muscovite, biotite and whole rock by 40 Ar 39 Ar, K Ar and Rb Sr suggest that the Wugongshan extensional doming began from the Triassic and ended in the Late Cretaceous. A geodynamic model is discussed.舒良树 孙岩 王德滋 M.Faure P.Monie J.Charvet 1998Science China Earth Sciences1998,41,6:7
6Three evolutionary stages of the collision orogenic deformation in the Middle Yangtze Region显示文摘A discussion of collision orogenic deformation has been made for the Middle Yangtze Region. Based on its deformation assemblage orders, three developing stages are classified successively as compression thrust uplift, strike-slip escape rheology and tension extension inversion. The collision orogenesis of the studied region has been divided into three developing periods of initial, chief and late orogeny. Based on the data from Wugong Mts., Jiuling Mts. and Xuefeng Mts.,for each stage, its variation of stress and strain axes, the conversion of joint fractures and their relative tectonic evolution are described, models are plotted and corresponding explanations are made for the rock chronology dating value in the same tectonic period.孙岩 舒良树 朱文斌 郭继春 陈祥云 M.Faure J.Charvet W.Lin 2001Science China Earth Sciences2001,44,11:3
7赣北变质核杂岩剪切带中断层岩的构造地球化学分析显示文摘通过对江西北部星子地区穿过变质核杂岩的3种杂岩组合(侵入杂岩、构造杂岩和变质杂岩)系统采样测试和质量平衡分析,发现微量同常量元素一样,离子半径小、比重大和电位高的在断层岩中形成聚集系列,反之则为离散系列,稀土元素中∑REE,HREE相对集中,以及配分曲线上扬和Eu亏损等特点,仅在韧性断裂上盘存在某些与一般规律相悖的现象,其总体均受岩石流变分异、力学化学耦合和构造体制反转作用的制约。孙岩 舒良树 郭继春 朱文斌 陈祥云 M.Faure 2002自然科学进展2002,12,12:2
8Experimental analysis of ductile-slip rheology in shallow structural level faults显示文摘The authors select different grain size samples from granitic body in Weishan, central Hunan, to conduct mylonitization experiments under high temperature (HT) and high pressure (HP), by which the temperature and pressure conditions of mylonitization and microstructures of deformation have been obtained. Through the transmission electron microscopy (TEM) observations of experimental mylonite, we calculate its dislocation density (D), differential rheological stress (Pd) and speed rate of strain (Rs): 3.20×109/cm2, 139.32 MPa and 6.39×10-10/s respectively. The results are in the same magnitude-order with those of natural mylonite from fault zones. By comparison and analysis of chemical compositions and microstructures of different structural environments, the authors establish approximate rheological parameters related to shallow structural level and also suggest the multiple rheological properties and total trend from deep structural level to shallow structural level.李本亮 舒良树 孙岩 M.Faure J.Charvet 2001Science China Earth Sciences2001,44,6:2
9TECTONIC DEVELOPMENT OF THE METAMORPHIC CORE COMPLEX OF THE WUGONGSHAN IN THE NORTHERN JIANGXI PROVINCE显示文摘Sun Yan 1) Shu Liangshu 1) M.Faure 2) J.Charvet 2) ( 1)Department of Eatrh Sciences Nanjing University 210093 Nanjing PRC 2)Department of Earth Science Orleans University 45067 Orleans. Cedex 2 France) Keywords me 1997南京大学学报(自然科学版)1997,,03:1
10菲律宾西部民都洛—罗勃朗—巴拉望地区前始新世同变质构造及对东南亚地史的意义显示文摘菲律宾群岛位于欧亚边缘和菲律宾海板块间的会聚板块边界处。从台湾至苏拉威西海可区分几个区域(图1),即(1)在台湾的,东亚与吕宋弧北端之间的碰撞带,(2)吕宋弧以西的南中国海沿马尼拉海沟的大洋俯冲区,(3)巴拉望群岛和民都洛—班乃之间具有走向平移运动的复杂碰撞带,(4)苏禄海沿内格罗海沟俯冲在中菲律宾之下的大洋俯冲区,M.Faure 金康辰 1990海洋地质译丛1990,,5:0
11与菲律宾海板块运动有关的台湾内的韧性变形和中新世推覆-叠置构造作用显示文摘1 引言在变质带内,拉伸线理当与剪切标志相伴时,它们常被解释为剪切方向在压平面(或叶理面)上的投影。因此拉伸线理被用于确定推覆运移方向(“a”线理)。用拉伸线理来确定剪切方向对大型非同轴应变是合理的,因为剪切方向和最大延长方向间的d角随剪切应变r按ton2α=2/r的关系增加而减小。这种解释不限于确定推覆运动,还可扩展到碰撞带内来确定板块运动方向。虽然有一些争议, 因为推覆运动受与地壳不均匀性、非均一变形、非制约的侧向边界或重力伸展等许多因素控制。M.Faure 桥川 1992海洋地质译丛1992,,6:0
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