摘要
<正>三江地区是我国重要的有色金属和贵金属成矿远景区,香格里拉位于三江构造带中段,处于峨眉山大火成岩省的外带,但靠近地幔柱中心宾川—丽江—仁川三角地带~([1~3]),分布有大量的与地幔柱作用有关的二叠系玄武岩,经历过强烈的火山作用和构造活动,为有色金属和贵金属造就了十分有利的成矿条件,现已查探明有多个Au,Pb,Zn,Mo等的矿床或矿点。1深部成矿作用概述起源于地核及地幔或俯冲板块的脱水脱气作用
引文
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