Jiujiang - Ruichang ore concentration area is a important part of middle to lower Yangtze Cu - Au mineralizing belt.
九瑞矿集区是长江 中下游 铜金成矿带的重要组成部分.
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Yinkeng area an ore concentration area of gold , silver, copper, lead zinc, manganese in east Jiangxi.
江西于都银坑地区是赣南东部的金银铜铅锌锰等矿集区.
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