一、前言在澳大利亚考察21天,参观了三个研究所,考察六个选矿厂。其中四家选铅锌、一家选锡、一家选铜(铅锌选厂情况已在本刊一九八六年第五期上作过介绍—编者注)本文专门介绍这家铜选厂(MIM4选厂)。就其规模而言,该厂仅次于布干维尔铜选厂,而在澳大利亚居于第二位,处理能力为18000吨/日。二、矿石性质一九二三年发现该矿,一九二七年开采,一九五三年选矿。矿体由层状白云石和具有许多细粒层 First, the foreword visits in Australia for 21 days, visited three research institutes, inspection of six concentrator. Four of them selected lead and zinc, one tin and one copper (the case of lead and zinc was introduced in this issue, Issue 5, 1986 - Editor’s Note) This article is devoted to this copper processing plant (MIM4 Select factory). In terms of its size, the plant is second only to the copper plant in Bougainville and second in Australia with a capacity of 18,000 tons / day. Second, the nature of the ore Found in 1923 the mine, mining in 1927, 1953 beneficiation. Ore bodies consist of layered dolomites and have many fine-grained layers