The miner has agreed with community leaders in Bougainville to help fund an investigation into the environmental and social impact of the abandoned copper mine. Rio Tinto says it is willing to ...

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Rio Tinto PLC is a mining and exploration company. It discovers, mines, processes and supplies metals and minerals used in everyday modern life. Its main products include Bauxite, Alumina, Copper, ...

Hudbay Minerals will boost its stake in copper explorer Arizona Sonoran Copper with a 19.9 million Canadian dollars ($13.9 million) investment that will help advance a copper project in Arizona.

Hudbay Minerals Inc. still needs to complete a final feasibility study and find a financial partner before work begins on the $1.3 billion project in the Santa Rita Mountains.

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

In a 5-2 decision, justices found the state complied with the Montana Water Use Act when it issued a permit for the Black Butte copper mine.

Montana’s highest court upheld the Department of Natural Resources and Conservation permit for the Black Butte Copper Mine. Now the project can proceed as planned. Montana Trout Unlimited ...