The experiment on single silver ore and complete cyanide Leaching is studied.

对单一银矿石进行了全泥氰化试验研究。

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The separation of Mn and Ag in manganese-silver ore is available by means of SO2 reducing directly.

应用SO2直接还原氧化锰新工艺处理银锰矿石，解决了银锰分离的问题。

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The gold-silver ore-forming belt in Laowan is one of the gold-silver ore belts of metamorphic clastic rocks.

老湾金成矿带是变质碎屑岩型金银成矿带之一，在该带发现过上上河和老湾大型金矿床。

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One day not long after, Ed Schieffelin finally did discover valuable silver ore in the area.

VOA: special.2010.02.15

The Company has interests in mining for aluminum, borax, coal, copper, gold, iron ore, lead, silver, tin, uranium, zinc, titanium, dioxide feedstock, diamonds, talc and zircon.

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Silver and copper are smaller markets, but their adherents argue that the industrial demands for the shiny stuff by nations that must build out their infrastructure products such as the fast speed transportation system in China or the ports of India, Thailand another emerging markets clearly suggest a shortage of silver and copper, possibly iron ore as well.

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Massive ore deposits of copper, lead, zinc, silver, gold and other metals formed in this way.

ECONOMIST: Minerals