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John Fremont and the Gold Mines of Las Mariposas
August 2008 by Chris Ralph
John Frémont was a man whose luck regularly swung from one extreme to another. At times he seemed to be the luckiest man on earth, yet he sometimes made bad decisions that got him into a considerable amount of trouble.Mining Ends in Leadville
An era ended in Leadville February 4, when the last miners left the Black Cloud mine and hung up their brass tags for the last time.
Melman on Gold & Silver
The world remains a fascinating place to watch, for it seems that just when some of the most serious problems appear to be on their way to resolution, a whole new collection crops up. We appear to have been in just that type of environment this past month.
Gold Prospecting for Better or Worse: Bumbling Through A Gold Bonanza
On about the fifth time across one of these slopes, and down near the little wash...bam! I found a nice chunk of rock, laced through with gold. Wow! How had I missed this?
Using Mineral Deposit Models
Mineral deposit models have been used in mineral exploration for thousands of years. They were obviously not called models as we use the term today, but the idea of accumulating data to predict mineral deposits is the same. Models can be valuable tools in mineral exploration and assessment and are routinely used by major mining companies in locating and evaluating mineral deposits.
Quick Thinking & Rescue Devices Save Two Lives
MSHA (Mine Safety and Health Administration) reports that a pair of miners used oxygen-supplying self-rescue devices to save two of their co-workers who were in danger of suffocation at the Ohio Valley Coal Company's Powhatan No.6 mine near St. Clairsville, Ohio.
Over the Divide: John A. Miscovich
Mining “giant” John A. Miscovich died August 22, 2014, at the age of 96. He was the well-known inventor of the “Intelligiant” water cannon.
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