1987年,美国冶金学会年会在科罗拉多州丹佛市召开。在采矿工程师学会和冶金学会工艺矿物学专题会上,与会者对有机物中金的特性和共生组合以及浸染状碳质金矿石中的黄铁矿给予了特别关注。关于碳质金矿的各种属性的研究正在由若干个不同公司、大学和政府实验室实施。这次专题会的主要目的是交流上述各研究机构和矿业集团的新 In 1987, the annual meeting of the American Metallurgical Society was held in Denver, Colorado. At the Institute of Mining Engineers and the Metallurgical Society of Process Mineralogy, attendees paid special attention to the characteristics and symbiosis of gold in organic matter and pyrite in disseminated carbonaceous gold ores. Research on the various attributes of carbonaceous gold is being carried out by several different companies, universities and government laboratories. The main purpose of this symposium is to exchange the above-mentioned new research institutions and mining groups