open-pit mining

(redirected from Open-pit mine)

open-pit mining

[¦ō·pən ¦pit ′mīn·iŋ]
(mining engineering)
Extracting metal ores and minerals that lie near the surface by removing the overlying material and breaking and loading the ore. Also known as open-cast mining; opencut mining.
References in periodicals archive ?
The DENR will need such a policy backbone to fortify the open-pit mine ban against legal challenges it will face from the best lawyers mining lobby can hire, he added.
The construction of an open-pit mine on the Zarya deposit is a very important investment project," Alrosa First Vice President-Executive Director Igor Sobolev said.
CANADA Grizzly bears are settling into old open-pit mine sites and calling them home, according to a study from the University of Alberta published in Nature.
The open-pit mining at the Udachnaya pipe is expected to be fully finished by 2015, until then underground mining and operations in the open-pit mine will run in parallel.
With the development of our Cote Gold project in Northern Ontario as an open-pit mine, it's gratifying to know that we will be both helping to address the serious shortage of skilled mining professionals in this country and creating job opportunities for our future mining engineers.
The company also operates the state's largest open-pit mine in the High Desert town of Boron - officials had said those 800 jobs along with other mining and port operations in California will stay.
The paper stated that "nowhere in the world has an open-pit mine of this type managed to operate in such an ecologically and economically important area without some significant harm, either during active mining or after mining has ceased.
This is largely due to President Duterte's decision to maintain the ban because of the perception that no corrective measures are in place to address the environmental disturbance left by an open-pit mine.
In 2009, ore from the Aquarius open-pit mine will also feed into the Stock mill.
She said the mining companies should fix one open-pit mine first before considering lifting the ban.
The company is nearing completion on a massive $80- to $90-million expansion project for the Pamour open-pit mine that involved moving the top portion of Three Nation Lake and re-routing 6.