Banner image: The mining dredges are equipped with a metallic arm that stirs up the riverbed in search of gold. Image courtesy by Bruno Kelly/Greenpeace.

when giant gold mining dredges turned the Powder River and greater Sumpter area upside down for miles around. Decades later, the tailing’s piles undulate like snakes across the valley floor.

One torched the landmark Gold Dredge No. 3, across the highway from the Chatanika Lodge, but was contained to the dredge. Another, at about 47 Mile, spread to about 30 acres and led to traffic ...

Suction dredge mining is a recreational mining practice that vacuums up stream bottoms and riverbeds in search of gold, destroying vital wildlife habitat, increasing sedimentation and suspending toxic ...

Mineros S.A. (TSX:MSA, MINEROS:CB) (“Mineros” or the “Company”) is pleased to announce updated Mineral Resource and Mineral Reserve ( ...

Illegal dredging for gold on the Porce river in Antioquia Colombia is threatening the country's largest hydroelectric power generation installation, Hidroituango. Earthworks by criminal miners to ...

The "Gold Ore Mining in Australia - Industry Market Research Report" report has been added to ResearchAndMarkets.com's offering. This report covers the scope, size, disposition and growth of the ...