扎伊尔共和国面积二百三十四万五千平方公里,人口二千二百万。扎伊尔的矿业比较发达,在本世纪初即已开采金、铜、金刚石和锡,以后又开采银、钴、锌、锰以及锡、铀的各种伴生矿。 目前,扎伊尔的钴和工业金刚石的产量占世界首位,铜占第六位,锡占第八位,镉占第九位,锌和金占第十一位。1973年矿产出口值达十亿美元,其中铜占74％。 Zaire Republic covers an area of ​​2,354,000 square kilometers and has a population of 22 million. Zaire’s mining industry is relatively developed. At the beginning of this century, gold, copper, diamond and tin were mined. Later, various associated minerals such as silver, cobalt, zinc, manganese, and tin and uranium were mined. Currently, Zaire’s cobalt and industrial diamond production account for the highest in the world, with copper sixth, tin eighth, cadmium ninth and zinc and gold eleventh. In 1973, the value of mineral exports reached one billion U.S. dollars, of which copper accounted for 74%.