DEADWOOD – Part of a slag heap left from gold-mining operations 100 years ago has tumbled into Whitewood Creek, filling the creek bed with cinder-like debris about 20 feet high and 40 feet wide. The ...

The directors of Australia-based Macquarie Harbour Mining Ltd., (MHM) have announced that the company has made significant progress in its plans to open an aluminum salt slag operation in the United ...

France’s Nord-Pas de Calais Mining Basin—along with its mining pit, workers’ quarters and yes, slag heap—now joins The Great Wall and the Great Barrier Reef on UNESCO’s World Heritage list. The coal ...

An improved slag flow control valve, designed by high capacity furnace and smelting plant specialist, Tenova Pyromet, has performed consistently well on its first commercial installation, operating ...

On 21 October 1966, a generation of schoolchildren from the Welsh mining village of Aberfan was wiped out in one of the worst mining disasters in British history, when a slagheap slid down a hill into ...

SPOKANE -- A federal judge in Yakima will decide whether a Canadian mining company must pay to clean up pollution that for decades crossed the border into Lake Roosevelt in Washington. U.S. District ...

This Dec. 15, 2016 photo shows a slag pile of mining waste in Anaconda, Mont. Environmental regulators have put a halt to a Montana business association’s sale of sandwich bags of mining waste ...

HELENA — Environmental regulators have put a halt to a Montana business association's sale of sandwich bags of mining waste advertised as a "Bag O'Slag." Environmental Protection Agency officials ...