The future of copper mining lies in urban mining. AI-driven scrap sorting leads the way. Cities become key material sources. Efficient recycling networks emerge. Waste shrinks. Recovery rates climb.

Smith emphasizes that her legislation would not ban or restrict existing or potential mining projects outside the Rainy River watershed.

WASHINGTON - A bill that would permanently protect the Boundary Waters Canoe Area Wilderness from sulfide mining was ...

The permits could have allowed Antofagasta’s Twin Metals Minnesota to significantly expand its proposed sulfide-ore copper mine at the edge of the Boundary Waters Canoe Area Wilderness in northeastern ...

As ore compositions change due to depletion of ... The Cu POX process is a proven hydrometallurgical method for the treatment of copper sulfide concentrates at lower capacities.

Beverly Chomiak is interested in high-grade metamorphic rocks and metamorphosed ore deposits, particularly stratabound and volcanogenic massive sulfide deposits. Her specialty is studying fluid ...