Copper fuels contemporary industries through its exceptional conductivity, durability, and contribution to green energy.

The mine’s development would create a massive crater, impacting a sacred site where Arizona’s San ... to 1 billion pounds of copper annually. The world’s second largest miner has been ...

(Alliance News) - Rio Tinto PLC believes the administration of US President Donald Trump will give approval to a huge copper mine in Arizona that ... it would be the biggest copper mine in North ...

Mining in Arizona:In the 'Copper State,' growing demand for ore raises fears in the fragile Sky Islands Copper World's developers envision at least four open pits across more than 4,000 acres in ...