熔体线理发育在深部构造层次韧性变形带中,与矿物拉伸线理一样具有运动方向指向意义。
Melt lineation developed in ductile deformation zones of deep structural levels of crust and may indicate the moving direction as the mineral stretching lineation does.
变质构造岩是由变质变形作用形成的一种特殊类型岩石,形成于地壳不同构造层次上的韧性变形带中,具有明确的构造成因的含义。
Metamorphic tectonite is a special rock formed by deformation in ductile shear belts at different crustal levels, which has a clear meaning of structural origin.
韧性剪切带变形变质作用及演化阶段是确定金矿化能否形成的重要因素。
The evolution and deformation and metamorphism of ductile shear zone takes an important role in the formation of gold mineralization.
金矿化受脆-韧性剪切带控制,并伴随着多期构造变形和多期矿化作用,金矿体就产于脆-韧型剪切带的中部;
The gold minerilization is controlled by brittle-tenacity shear belt and along with the action of multi-periodic structure distortion and multi-periodic minerilization.
据现有大中型金矿研究建立了区域脆-韧性变形转换带结构模式和金矿预测模式,可有效指导找矿勘探。
A model for gold prognosis and regional brittle-ductile shear deformation transition was set up by study of the known large-and middle-scale gold deposits.
本文讨论了地壳和上地幔中韧性剪切带及其中的变形岩石。
This paper deals with the ductile shear zones and their deformed rocks in the crust and upper mantle.
兴隆金矿区韧性剪切带受兴隆沟深断裂影响,其韧性剪切变质变形控制着本区金矿(化)体的空间分布。
Influenced by deep fracture, the ductile shear metamorphism and deformation of Xinglonggou ductile shear belt control the space distribution of gold ore body in this mining area.
印支末期—燕山期又遭受了吴川—四会断裂带的左行走滑韧性剪切变形、变质作用。
In last Indonian-Yenshan Stage, They also underwent left-slipping ductile Shear deformation and metamorphism along Wuchuan-Sihui fault belt.
龙泉关韧性剪切带的变形特征反映了五台山晚太古代碰撞造山带的构造演化。
The deformation characteristics of Longquanguan DSZ reflect the tectonic evolution of the late Archaean collision orogenic belt in Wutaishan area.
位于雪峰弧形构造中段的江东湾金锑矿床,其空间定位和矿体展布受黔阳-溆浦韧性剪切带控制,矿区内岩石剪切变形特征明显。
The Jiangdongwan gold-antimony deposit is located in the middle part of Xuefeng arc structural belt and controlled by the Qianyang-Xupu ductile shear zone.
焦家断裂带晚期表现为强烈的脆性变形,但其早期则表现以糜棱岩组合、对称组构等为特征的韧性变形。
The Jiaojia fault zone is characterized by ductile deformation in the early stage and brittle fracturing in late stage.
剪切作用类型及三维参照变形分析表明,青邑韧性剪切带属加长-变宽类型的一般剪切带并且在Y轴方向上有所增长。
Analyses of the shear type and the three-dimensional deformation demonstrate that the QDSZ belongs to a lengthening-broadening shear zone with the lengthening quite obvious along the Y-axis.
燕山期,该构造带以韧脆性-脆性断裂变形为主,在早期韧性剪切变形的基础上叠加一系列同方向的高角度压性-压扭性逆冲断裂。
In Ysashanian stage, it was characterized by ductile brittle and brittle faulting and formed a series of east west trending high Angle thrust faults superposed on the early mylonite zones.
湖南雪峰弧形构造带中的苗儿山韧性剪切带存在糜棱岩和片理化岩石两大构造岩类,各具不同的变形特征。
In Xuefeng arcuate structural belt of Hunan, Miaoershan ductile shear zone includes two types of tectonites, mylonite and schistosity rocks, which have different deformed characteristics.
韧性剪切带形成以后,区内主要经历了热蚀变和脆性变形,韧性变形很弱。
After the formation of ductile shear zones, there is no strong ductile shear deformation in the region, except some thermal alterations and brittle deformation.
下盘发育平行于主变形带的小型韧性剪切带,上盘发育一系列铲形脆韧性断裂系。
A series of small shear zones, which are parallel to the main deformation belt, are formed in the foot wall, while in the hanging wall ductile brittle normal faults are popular.
样品变形处于半脆性域,以出现非破裂的准韧性剪切带为特征。
Optical micrographs of deformed samples show that different scales of semi brittle ductile shear zones (SBDSZ) occur with different strains.
两组断裂均为长期多次活动断裂,早期活动具强烈韧性变形特征,晚期在韧性剪切带基础上再叠加脆性断裂。
Two sets of fault are all long-lived faults. They exhibited sharply ductile deformation in early activities and superimposed brittle deformation in later activities.
在大多数情况下,韧性剪切带中的变形岩石为糜棱岩,因为经受韧性剪切变形时,岩石的粒度显著减小并发育了强化的叶理(线理)。
In most cases, the deformed rocks within ductile shear zones are mylonites, because rock grain size obviously reduced and strengthening foliation (lineation) developed.
糜棱岩定向标本研究表明,构造带中韧性变形具有右行剪切特征;
The orientation of mylonites indicates that the ductile deformation is of right-hand shearing character in KSTB.
沿拼合带存在浅层次脆性变形和深层次韧性变形并列的现象;
The brittle deformation at shallow level and ductile deformation at deep level are developed oped simultaneously;
已知金矿床的形成与分布均与韧性剪切带有关,韧性剪切带是形成绿岩型金矿的主要控矿构造。强烈韧性变形和破碎并富含绿岩带残留体的TTG岩系与金成矿关系密切。
The formation and distribution of the known gold deposits are both related to ductile shear belts, which are major ore-controlling structure of greenstone type gold deposits.
已知金矿床的形成与分布均与韧性剪切带有关,韧性剪切带是形成绿岩型金矿的主要控矿构造。强烈韧性变形和破碎并富含绿岩带残留体的TTG岩系与金成矿关系密切。
The formation and distribution of the known gold deposits are both related to ductile shear belts, which are major ore-controlling structure of greenstone type gold deposits.
应用推荐