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前言扎伊尔北部的金矿开采始于1904年,五十年代达到高峰,当时年产约9吨纯金。区域总产量约为350吨,其中半数来自砂矿,其余来自各种类型的脉矿。
Foreword Gold mining in northern Zaire began in 1904 and peaked in the 1950s, when it produced about 9 tons of pure gold a year. The total regional production is about 350 tons, of which half is from placer and the rest comes from various types of vein.