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- The study of active time limit (duration) of ductile shear bel t can re veal the important restraining condition of geological event. 韧性剪切带活动时限(持续的时间)的研究,可以为相关地质事件提供重要的制约条件。
- ductile shear bel 韧性剪切带
- These folds are characteristic of a-type fold which are commonly found in ductile shear zones. 这些褶皱的特征表明它们属于a型褶皱,而a型褶皱通常发育在韧性剪切带中。
- The Yingfeng rapakivi granite which like a bean between Tanjianshan group and Dakendaban group, located between scale ductile shear zone. 摘要鹰峰岩体侵位于达肯大阪群和万洞沟群之间,呈扁豆状产出。
- It belongs to the ductile shear zone type of a gold deposit in the greenstone belt. 矿床受元古界基性、酸性双峰式火山岩层位及韧性剪切带双重控制,属绿岩带中的韧性剪切带型金矿床。
- The gold deposit is occurred in epirock of middle-proterozoic Shuangqiaoshan,and is controlled closely by ductile shear belt. 金矿体赋存于中元古界双桥山浅变质岩内,并严格受韧性剪切带控制。
- In this paper the author discusses the petrography feature of the rock in the scale ductile shear zone and the characteristics of the shear belt. 本文主要从岩石学的角度论述了两条韧性剪切带内的岩石岩相学特征,讨论了韧性剪切带以及剪切带内岩石的特征。
- Every mineralized site is controlled by the ductile shear belt, so it became the key factor for the gold mineralization in the Tianwan orefield. 田湾矿田各个矿点在空间上均受剪切带的控制,表明剪切带是重要的控矿因素。
- The gold deposites of altered cataclasites in Wulonggou are controlled by reginal ductile shear zone and form in fractures. 五龙沟以蚀变碎裂岩型为主的金矿床受区域韧性剪切带构造背景控制,产出于北西、北北西向断裂中。
- The ore bodies were controlled by ductile shear metamorphic deformation belt,the genesis of the deposit is a superimposed... 矿体受韧性剪切变形变质带控制,矿床成因为变质热液与岩浆热液叠加的复合型。
- The tectonite in Gezhen ductile shear zone is devided into three series: mylonite, cataclastics rock, structure schist and structure genesis. 海南戈枕韧性剪切带中构造岩可划分为糜棱岩、碎裂岩、构造片岩及构造片麻岩3种系列,每一系列又可以细分为几类,各具显著特征。
- It is believed that the major controlling factors of thedeposit depend on the gold source bed, ductile shear activity and faul-ted migmatization. 认为该金矿的主要控制因素是金矿源层、韧性剪切活动和断裂混合岩化作用,成矿物质主要来自震旦系金矿源层;
- It is obvious that this ductile shear zone is the direct tectonic boundary of between Qiongzhong terrain and Sanya terrain. 这条韧性剪切带无疑是琼中地体与三亚地体对接带的直接构造记录。
- The earlier ductile shear zone controlled the distribution of the quartz veins, and the late brittle fault controlled the orebody directly. 早期韧性剪切带只对矿脉起宏观控制作用,晚期的脆性断裂为含金石英脉的直接控矿构造。
- F5 fracture is a ductile shear belt, two gold ore mineralization are mainly in this belt which are gold quartz vein and structural alteration rock. F5断裂带为一韧脆性剪切带,断裂带内主要有金石英脉型和构造蚀变岩型两种金矿成矿类型。
- Zhilinton gold-siver deposit, surrounded by Proterozoic metamorphic rocks and controlled by the ductile shear zones, is a large one. 治岭头金银矿床是产于浙西南元古界变质地体内的含金韧性剪切带型大型矿床。
- The gold orebody and ore spot occur in filsic mylonites.The mineralization is closely associ-ated with the activity Qf ductile shear zone. 认为金矿体和金矿点产于长英质糜棱岩类岩石中,成矿作用与韧性剪切带的活动密切相关。
- The Kanggul gold deposit is situated in the southern margin of the Kanggultage ductile shear zone and controlled by the brittle ductile shear belt. 康古尔金矿床位于东天山康古尔塔格韧性剪切带的南缘过渡带,矿床受脆-韧性剪切带控制。
- The change from granite to foliated granite is transitional and there is no discontinuity between them. I think this foliated belt is a ductile shear zone. 从花岗岩到片理化花岗岩的变化是逐渐过渡的,二者之间不存在不连续面。我认为这个片理化岩带是一个韧性剪切带。
- What should we do next is to collect a series of oriented samples in the ductile shear zone. We will get more evidence through the indoor experiment work of microfabric study. 下一步我们应该在韧性剪切带中采集一系列的定向标本,通过室内的显微组构实验研究,我们将获取更多的证据。