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The AU Grabber (pronounced as: Gold Grabber; [NB 1]) is a self-propelled barge excavator dredge used to mine Bering Sea placer gold deposits in the region around Nome, Alaska, USA. It is owned and operated by Richard Schimschat and featured in the Discovery Channel USA mining reality TV show Bering Sea Gold .
Thomas P. Scanlan (1896–1986), was the founder and publisher of the Chicago-based Surplus Record. Mr. Scanlan was a University of Notre Dame graduate. After World War I, he began Surplus Record, which grew into a national trade publication for the used-machinery business which listed used machine tools and capital equipment.
Gold mining started in 1870 from placers southeast of Juneau. [7] Alaska produced a total of 40,300,000 troy ounces (1,250,000 kg) of gold from 1880 through the end of 2007. In 2015 Alaskan mines produced 873,984 troy ounces (27,183.9 kg) of gold, 12.7% of US production. [8]
In an uncertain economy, gold almost always goes up in value. Little wonder, then, that the vertiginous swoops and dives of the stock market over the past three years have sent gold values to ...
Fresh water is used in the mining process for the extraction of minerals like coal and the processing of ore. [35] After the water has cycled through the mining process, it is discharged as effluent. The effluent or drainage is acidic due to the presence of sulfuric acid.
A rocker box (also known as a cradle or a big box) is a gold mining implement for separating alluvial placer gold from sand and gravel which was used in placer mining in the 19th century. It consists of a high-sided box, which is open on one end and on top, [1] and was placed on rockers.
Hearst arranged to haul the mining equipment by wagon from the nearest railhead in Sidney, Nebraska. Arthur De Wint Foote worked as an engineer. [5] Despite the remote location, deep mines were dug and ore began to be produced. An 80-stamp mill was built, and began crushing Homestake ore by July 1878. Share of the Homestake Mining Company ...
Pages in category "Gold mining companies of the United States" The following 15 pages are in this category, out of 15 total. This list may not reflect recent changes. C.
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