open-cut mining


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open-cut mining

n
(Mining & Quarrying) Austral and NZ mining by excavating from the surface. Also called: opencast mining (esp Brit) or strip mining (US and Canadian)
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The open-cut mining operation Davyhurst is situated 120km north-west of Kalgoorlie.
Hunter Valley Operations and Mount Thorley Warkworth are multi-seam, multi-pit, open-cut mining operations that produced 5.
According to a report in The Australian, the Bowen Basin open-cut mining complex has notified 180 of its 230 workers of the furlough and said production will cease if market conditions do not get better.
CMC has a long-term affiliation with the Broken Hill region in New South Wales, conducting major earthmoving contracts, with specialization in open-cut mining.
Although the main purpose of shovels is to excavate and remove overburden in open-cut mining operations, it may also be used in the loading of extracted minerals, such as coal.
The Whitesburg mining operations are the surface and high wall mining type, also known as opencast or open-cut mining, which is very economical when the coal seam is near the surface.
The base case stage 1 valuation of open-cut mining operation on Irvine Island, with an initial mine life of 11 years, was modeled solely on the Indicated Mineral Resources defined at the southern end of the Hardstaff Peninsula and does not include any of the Mineral Resource defined at the Isthmus Region".
The firm has prioritised exploration targets in Central Slovakia for testing in 2010 which includes high-grade vein-style targets with potential for both underground and open-cut mining.
For many years, the mining of Hunter coal was done underground, but since the 1970s the subsurface has been transformed by over 500 square kilometres of open-cut mining.