10 Shaft in the Superior-Resolution copper prospect in Arizona. Resolution Copper.

Copper is one of the most valuable metals on the planet. Sure, it lacks the cachet of gold, silver, platinum — no, those are “precious metals”. Yet, without copper, the world as we know it would not operate. If you have electricity, you need copper.

This week, Rio Tinto and BHP Billiton, one of the world’s largest mining companies, were given permission from the US Forest Service to move ahead with the Res