The Xiaozhangwan silver deposit in Hubei Province lies in the south of the middle Qinling - Dabie multimetal minerogenetic belt.
湖北小张湾银矿位于秦岭-大别多金属成矿带中段南部。
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The invention provides a smell-less catching agent used in granular floatation sulphur removal process of coarse-grained tungsten-tin multimetal sulphuretted ore.