Zhengzhou Hengyang Industrial Co., Ltd
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Metal Ore Mining
For Mining discussions, Hengyang is divided into the following sub-sectors:
• aluminium
• base metals (cadmium, copper, lead, nickel, tin, zinc)
• chromium
• iron
• manganese
• mercury
• precious metals (gold, silver)
• tungsten.
The following table shows that for most of these metalliferous ores, mining production is small compared to overall world production.
