open-pit

adjective

US

: involving the removal of the surface of a large area of land to get at a mineral or other material that is near to the surface

an open-pit mine

Examples of open-pit in a Sentence

Recent Examples on the Web

Covering 1,000 acres, the open-pit mine is more than 300 feet deep. — Paul Rogers, Mercury News, 16 Apr. 2026

In the distance, the expansive open-pit mine came into view, an immense landscape lined with massive tractors hauling gold-rich ore to the processing plant. — Jill Newman, Robb Report, 1 Feb. 2026

Underground block caving will limit surface disturbance compared to traditional open-pit methods. — David Blackmon, Forbes.com, 31 May 2026

In 2023, at least 53 people were killed in Inner Mongolia following reports of a collapse at an open-pit mine. — Bonny Chu, FOXNews.com, 25 May 2026