Open-pit mining is commonly used to extract metallic ores like aluminum, bauxite, copper, gold, copper, and iron as well as non-metallic ores like coal, uranium, and phosphate. Open-pit mining is ...

As part of this year’s bonding bill, the Minnesota Legislature approved $8.875 million for the construction of an overflow outlet on the Canisteo Mine Pit, a series of abandoned open-pit iron ...

The maximum width of the open pit is 3.5 miles ... Taconite fires a blast to break iron ore and rock. There's a lot more to learn about the Hull Mahoning Rust Mine, and you're in luck - and ...

Learn how the world's first fleet of autonomous electric mining trucks is transforming the coal industry in China.

By Aimee Gabay Ever since March 31, members of the Carrizalillo ejido — an area of communal agricultural land — in Mexico’s ...

Onslow Iron project in Western Australia has seen an increase in mineral resources and ore reserves, coinciding with the ramp ...

In the process, the iron is replaced by copper and is gathered ... the Anaconda Copper Company closed the open-pit mine, turned off the pumps and let water fill it. The water is so acidic from ...

A proposed US$2.5 billion open-pit copper and iron mining complex, under development by Andes Iron, that would have threatened Humboldt penguins and other marine species, has been denied permission to ...

It’s been a long time coming. Marathon mine builder Generation Mining has snagged the last provincial permit that finally clears the regulatory path for construction of its $1-billion copper-palladium ...