焦家金矿床容矿裂隙特征及流体运移机制

来源 :地质找矿论丛 | 被引量 : 0次 | 上传用户:ososxx
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本文从构造分析入手,着重研究构造作用下成矿裂隙特征和流体的运移通道、方式及成因机制,认为焦家金矿床差异的矿化特征主要由不同的裂隙导致形成,微构造裂隙之间往往没有截然分开的界线,常呈渐变接触关系。矿化裂隙成生主要有流体驱动显微构造裂隙扩展和构造剪张形成脉状裂隙两种方式。流体运移以真空泵式为主,渗流方式为辅,不同的裂隙成生机制和流体运移方式导致形成差异的矿化特征。 Starting from the tectonic analysis, this paper focuses on the characteristics of mineralization fissures and the channels, modes and mechanisms of fluid migration under the action of tectonism. It is believed that the mineralization characteristics of the differences in Jiaojia gold deposit are mainly caused by different fissures, which are often not Broken lines, often showing a gradual relationship between exposure. There are two main ways of mineralized fracture formation: fluid-driven microstructure fracture expansion and structure shear fracture. Fluid transfer is mainly vacuum pump, supplemented by seepage flow, and different fracture mechanism and fluid migration lead to the formation of different mineralization characteristics.
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