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The History of Tombstone
July 2000 by Edgar B. Heylmun, PhD
The Tombstone Mining District of Arizona was not a major producer of silver in comparison with some districts in other states, but it has had a long and colorful history.A Data Miner Builds A Power Sluice
Data mining involves processing huge amounts of digital information to find hidden patterns and financial relationships. To executives, the findings are like gold, but on the weekends, I prefer seeing the real thing in the bottom of my pan.
BLM Land Swap Deal Raises Eyebrows
The Bureau of Land Management (BLM) in Washington D.C. is reviewing a land swap with a private company because the bureau allowed an employee of the company to arrange the deal.
Tales of California Gold Discoveries 3rd in a Series—Bloody Nick The Miner
“Bloody Nick,” as he was known, arrived in California in 1850. From his name, there were those who thought him to be a big man, but instead, he was a small thin man, fifty-six years of age.
Alternative Gold Leaching Methods
The ideal leaching chemical would leave behind what we don't want or need in the ore and take only the valuable metals.
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The Bawl Mill
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• Looking Back