The Morenci Copper Mine: 148 Years and Counting
The Morenci Copper Mine: 148 Years and Counting Most mines are lucky to last more than a decade or two. …
Freeport
Great Deposits – Grasberg Part 3 – Mining and Engineering
In our first two articles we discussed the history and geology of the Grasberg Mine and it is now time to come back …
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Great Deposits of the World – Grasberg Part 1
When creating this series on great deposits there are various criteria that can be used to evaluate whether a deposit …
Porphyry Copper Deposits
Most of the world’s copper is extracted from a type of mineral deposit called a “porphyry copper”. If you’ve seen …
