What is a gold dredge10/25/2023 ![]() ![]() ![]() of Golden, Colorado, USA a subsidiary of Inspiration Resources Corp. At the time it was owned by Western Gold Exploration and Mining Co. ![]() It concluded its gold mining in 1990, and moved to Seattle, Washington, USA, to be auctioned off, as it had been unprofitable in mining gold, though it mined 130,000 oz (3,700 kg) of gold. As a gold dredge, it operated with a crew of 95, for two shifts of 48. It was bought by Inspiration Gold Company for US$20 million, and moved to Alaska, to dredge gold in the Bering Sea off of Nome in 1986. It was launched in 1979, to dredge tin ore in the seas off Indonesia. The original gold dredges were large, multi-story machines built in the first half of the 1900s. Specifications īima was built in Singapore in 1976, by Billiton Mining, a subsidiary of Royal Dutch Shell, to mine tin off Malaysia. A gold dredge is a placer mining machine that extracts gold from sand, gravel, and dirt using water and mechanical methods. Prior commercial-scale land-side bucket dredges had all already shutdown by the time Bima started up. The Bima was the last commercial-scale dredging operation to operate out of Nome at sea. The barge is the largest barge to operate out of Nome for gold mining, being some 14 storeys tall. Being unprofitable at gold mining in Nome, it was sold for scrap in 1990. Some gold dredging operations were resumed after the war, but most remained closed because of the widening gap between mining costs and the fixed price of gold. In the late 1980s, it was moved to Nome, Alaska, US, to mine seafloor placer gold deposits in the Bering Sea off the coast. It was built to mine tin in offshore Malaysia and Indonesia. The Bima ( IMO number: 7633789) was a bucket-line dredge. ![]()
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