Discovered in Arizona’s Copper Triangle, Oak Flat is home to one of the richest copper deposits in the world. But the battle ...

In recent weeks, you've likely heard a lot about rare-earth substances with hard-to-pronounce names, but experts warn that ...

Oak Flat — an area east of the Valley — may soon be home to a massive copper mine. It holds cultural and spiritual ...

Azerbaijan's mining industry recorded a significant rise in copper concentrate production in January. According to the ...

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