The potential for open-pit mining had been one of the main concerns ... emulsion” is poured into holes that are 10 to 50 feet deep, where it is electronically detonated.

The first open pit mine at Bisbee was the Sacramento pit comprising ... At 4,000 feet wide from north to south, 5,000 feet long, and 850 feet deep, it was 10 times the size of the former ...

A federal appeals court has affirmed a ruling that blocks Rosemont Copper Co.’s bid to dig a 6,500-foot-wide open pit mine ... 3,000-foot-deep Rosemont Mine pit on about 950 acres to mine ...

A proposed 25-acre mine drew 200 people to a public meeting Thursday night. Opponents of the project are concerned about ...

“You can’t do open pit mining, you can’t do strip mining ... Holdings’ applications for a coal exploration program, deep drilling permit and temporary water diversion licence at Grassy ...

There has been much written about the transition of underground fleets from diesel to electric. Largely, the impetus for this ...

Comment: Hyperbolic cheerleading by ministers about the alleged benefits of mining have no place in the independent statutory ...

South African-based global mining firm Goldfields has confirmed its participation at the upcoming Mining in Motion Summit – ...

According to a report on Mining.com, Imperial Metals has achieved significant results in diamond drilling at the Mount Polley mine in south-central British Columbia, Canada.