Technology Opens Promise, Perils of Ocean Mining
May 2009 by Associated PressThere’s gold in that thar sea floor. Silver, copper, zinc and lead, too. The problem is, it’s a mile or two underwater and encased in massive mineral deposits that layer a dark, mysterious world.
Like almost 200 other Silver Valley miners, Butch Dempsey used to work at the Sunshine Mine in Kellogg. But, along with dozens of the others, he now works for the Columbus, Montana-based Stillwater Mining Co., about 400 miles to the east...
Because the gold here is not coarse enough to be recovered in a pan, the deposit was not recognized as holding any significant potential for precious metals until 1908...
Old tailing piles extend for miles. There was still plenty of water flowing here, so WPA members set up highbankers at several settling ponds.
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In 2005, my wife and I, along with our supervisor Horacio, made numerous business and supply trips from Arivechi, Sonora, to the capital of Sonora, Hermosillo. This is a distance of 135 miles along a very narrow paved mountain road.
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