【摘要】 <正> 前言自从涂光炽教授1982年首次提出哀牢山一金沙江富碱侵入带之后,作者对该带富碱侵入体时空分布、地质产状、岩性及其地球化孕等特征继续进行野外考察和室内研究,更多的资料说明它具有深源浅成和时代新的特点,并伴随有铜、钼、铅、金等多金属矿化。更多还原

【Abstract】 The geological occurrence, isotopic geochronology , Petrology, Petrochemistry , geochemical characteristics of REE and S isotopes , etc for the huge alkali—rich intrusive bodies in Ailaoshan—J inshajiang have been Preliminarily studied·Results show that the alkali— rich intrusive belt was formed by materials derived from deep—seated source in shallow part and new epoch, and it’s closely related to the late activity of plate tectonics and is mineralbelt of multi—metals such as Cu , Mo , Pb , Au , etc.更多还原