![]() ![]() In fact, you can still see many of these waste piles today. These tailings piles would grow to ridiculous heights, sometimes even as tall as a multistory building. The crew would then dispose of the waste material - known as tailings - by dumping it along river banks. These dredges used a series of buckets attached to a moving line to scrape tons of sediment from the bottom of the water and carry it back to the building, where crew members sorted through it for gold. Standing multiple stories high, they contained complicated systems of heavy machinery that required a large team of operators to run. The first gold dredges arose along rivers and streams. From enormous structures stationed on river banks to the portable machines of today, this mining method has a long history. Gold dredging has changed dramatically over the past century. You’ll be able to keep your haul, though local regulations may limit how much you can take home with you. You sort through the recovered material for gold.Įssentially, if you know how to dredge, you know how to dredge for gold.A submersible suction pump pulls the sediment up and into the dredge. ![]() ![]() The dredge’s rotating cutter uses its teeth to loosen the sediment. ![]()
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