Investing in Copper: What You Need to Know

Seekingalpha.com reported on Investing in Copper: What You Need to Know:

Broadly, the three types of copper deposits you’ll read about in company reports are copper sulfide porphyry deposits, iron oxide copper (sulfide) gold deposits [IOCG], and deposits that are largely copper oxide. Porphyry deposits usually contain some molybdenum, silver and gold. Freeport-McMoRan’s (FCX) Grasberg mine is an example of a large porphyryr deposit. Copper content of the ore of 0.5% or below would be considered low, whereas above 2% would generally be considered on the higher side.

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