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北衙金矿区构造应力场数值模拟

, PP. 160-166

Keywords: 北衙金矿,构造应力场,数值模拟

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Abstract:

在矿区地质背景研究的基础上,运用有限元原理采用线弹性模型,对北衙地区进行了三维构造应力场数值模拟。模拟结果表明,北衙向斜为一断陷盆地,向斜西翼存在隐伏断裂。在东西向挤压力作用下,在向斜两翼的应力拉张区内产生四条近南北向的断裂(组),为斑岩岩浆上侵以及金铅锌多金属矿的赋存提供了有利的构造部位。

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