1．1铅锌矿的研究现状 目前世界铅锌矿类型主要有密西西比河谷型（MVT）、火山成因块状硫化物 （VMS）型和沉积喷流（SEDEX）型三类；在我国，产于陆相砂砾岩系中的铅 锌矿床（如云南金顶）也是重要的类型；此外，国外近年来还发现洋底含铅锌的 锰结核、洋...
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是喷流沉积产物。
以往资料认为西成矿田的铅锌矿床均属泥盆纪热水—喷流沉积或它们的改造型矿床。
It was previously considered that all of the Pb-Zn deposits in the Xicheng orefield belong to Devonian hydrothermal-sedimentary deposits or their reworked ones.
东昆仑东段的钴矿床类型主要有喷流沉积型、矽卡岩型等。
The cobalt deposit types in east part of east Kunlun mountain mainly include spout deposition type and skarn type etc.
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