Ore is dominated by quartz vein type and primary ore.

矿石为多金属石英脉型,以原生矿为主,近地表为氧化矿石.

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The floatation process for the mixed primary ore is investigated.

研究混合原生锰矿的浮选工艺.

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Zimudang Primary ore is called reducing type ore.

紫木的原生金矿为还原型金矿.

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This paper provided the researching and testing results of primary ore smelting in a large goldmine.

本文给出了一大型金矿原生矿选冶试验研究结果.

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