一、世界铅锌矿产资源供需形势1、铅锌矿产资源丰富,保证程度高,且有很好的找矿前景到2005年底,世界保有铅矿资源储量15亿多t,其中保有储量基础14000万t;保有锌矿资源储量19亿多t,其中保有储量基础45000万t;这些已查明的铅锌矿产资源主要分布在澳大利亚、美国、加拿大、秘鲁、 I. The Situation of Supply and Demand of Lead and Zinc Mineral Resources in the World 1. The lead and zinc mineral resources are abundant, with a high degree of assurance and a good prospecting prospect. By the end of 2005, the world had more than 1.5 billion t of lead ore reserves, of which 140 million t; reserves zinc ore reserves of more than 1.9 billion t, of which reserves 450 million t; these identified lead and zinc mineral resources are mainly distributed in Australia, the United States, Canada, Peru,