Janet Mining GEOLOGICAL SURVEY OF DIAMOND

Janet Mining GEOLOGICAL SURVEY OF DIAMOND The diamond mining industry is one of the mainstays of Sierra Leone’s economy. In 1968 diamonds accounted for 62% of the total value of exports. For 1969 the percentage will probably be higher, judging from the monthly purchases by the Government diamond Office which buys nearly all of the diamonds produced under the Alluvial diamond Mining Scheme. Because of the prominence of diamond mining in Sierra Leone, this Bulletin, which represents the outcome of seven year