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.

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.

A Yuba City man sent a letter to CBS Sacramento inviting us to tour something that played a big part in his life and in the ...

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 ...

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 ...

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 ...

The subjects, who did not present the legal documentation of the dredges, nor the permits to ... and detainees were engaged in illegal gold mining, “in a sector owned by Colombians and the ...

The Nechí Alluvial Property hosts classic alluvial gold deposits, which have been commercially exploited for gold by dredging since ... Due to the mining method employed and the nature of the ...

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 ...