杨博,韩润生,吴建标,冯志兴,丁天柱,吴鹏,龚红胜,李凌杰,袁航

• 1:昆明理工大学有色金属矿产地质调查中心西南地质调查所
• 2:西部矿业集团有限公司

摘要(Abstract)：

大梁子铅锌矿床位于扬子地块西南缘的川西南矿集区内，矿体展布明显受构造控制。针对该矿床构造分级控矿规律与控矿构造组合样式不清的问题，基于矿田地质力学理论与方法，通过不同级别的典型控矿构造力学性质鉴定及不同期次构造筛分，厘清了控矿构造组合样式及其形成机理。研究表明，成矿构造体系为印支晚期NE向构造带，在NW-SE向主压应力作用下，矿床内形成的不同级别构造分级控制了矿床、矿体和矿脉的展布；形成不同尺度的控矿构造组合样式：矿床尺度的走滑为主断裂-褶皱构造组合、矿体尺度的为“多”字型、“入”字型及“黑色破碎带”构造组合。本研究为该矿床深部及外围找矿勘查提供了重要依据。

关键词(KeyWords)： 构造分级控矿规律;控矿构造组合样式;大梁子铅锌矿床;川西南矿集区

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(42172086;41572060);; 云岭学者资助项目(2014);; 云南省矿产资源预测评价工程实验室(2010)资助项目

作者(Author): 杨博,韩润生,吴建标,冯志兴,丁天柱,吴鹏,龚红胜,李凌杰,袁航

DOI: 10.19509/j.cnki.dzkq.2022.0174

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