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A coal mining operation in Central Appalachia.
Portsmouth Mine an open pit iron and manganese mine, Crosby, Minnesota, USA. The pit has since filled with water and is called the Portsmouth Mine Pit Lake. Photo taken in 1957.
Bucket-wheel excavator during excavation at the surface mine. Huge excavator on open pit mine.
Open cut coal mine in the Bowen Basin in Queensland
An aerial view of a mineral excavation site featuring a large expanse of dirt and gravel with a body of water in the foreground
A reclaimer used to move stockpiles of crushed iron ore on a mine site.
Nahaufnahme ehlerevier
Wheel Bucket Excavator Working At Coal Mines
Excavator is digging coal
Bucket wheel excavator in a lignite or brown-coal quarry, Germany
A dragline moves overburden in an open cut coal mine
Aerial view of mechanical work at a coal processing plant
Industrial landscape - coal reduction with heavy machines
Witbank, South Africa – February 20, 2021: Witbank, South Africa - July 25 2011: Coal Ore on a conveyor belt for processing
Open pit mining area in Welzow in the south of Brandenburg in Germany
Bucket-wheel excavator during excavation at the surface mine. Huge excavator on open pit mine.
Front end loader filling dump truck in coal strip mine near Frakes, Kentucky. Mar 1-9, 1975. Scanned film.
Grossbagger im Kohlerevier
A bulldozer on a coal heap against the sky.
Huge Mining Wheel Bucket Excavator Working At Coal Mines
Spreader or absetzer - a mining machinery on a walking-rail track for transporting and stacked hot briquetted iron
Conveyor Belt and Piles of Coal in Central Colorado Mine.
Large coal mine trading yard
Coal mining in surface mine. Huge bucket excavator during mining.\
An huge excavator on a coal surface mine. Interesting geological forms of tailings dump in an open pit coal mine.
The mechanical equipment at the coal freight terminal is transporting coal
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Aerial view of black coal stacked in coal port
Stacker- reclaimer at coal terminal in Port of
Truck loading and unloading at coal yard
Free Images: "bestof:BIG BROWN COAL MINING OPERATION - NARA - 545835.tif Scope and content General notes 545835 Local identifier 412-DA-3348 Environmental Protection Agency 12/02/..."
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