Kennecott has operated for 120 years and is known as the largest human made excavation and deepest open-pit mine on Earth.

The Bingham Canyon Mine won't get any deeper, but it might get wider than the current 2.5-mile span of the giant hole Rio ...

At about 1 a.m., Cochise County Sheriff’s Office Search and Rescue (CCSO SAR) team was dispatched to the Lavender Pit, an ...

Gunnison Copper (TSX:GCU,OTCQB:EXMGF) is shifting its development strategy for the Gunnison copper project in Arizona, US, laying out plans for a conventional open-pit and heap-leaching operation. In ...

A new study extends the producing mine’s life until 2045, boosts gold and copper reserves by at least 52% and production by ...

London-listed miner Anglo American said on Tuesday it has agreed to a merger with Canada's Teck Resources , in what would be ...

Nutmeg Mountain Deposit Geology and Model Nutmeg Mountain is a low-sulphidation epithermal gold deposit with exploration ...

One of the world’s highest grade open-pit gold mines pours first gold On track for nameplate capacity production in Q4 2025 ...