All Articles
In Pursuit of Gold and Silver in the Sierra Madres—Buying the Pilot Mill
July 2007 by Mike Lowen
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.
Additional articles that might interest you...
Prospecting With a Magnetometer
December 1999
Swedes were the first to note variations in the Earth's magnetic field, circa 1640, and they were the first to use the dip needle. They made the first magnetometer in 1870.
Swedes were the first to note variations in the Earth's magnetic field, circa 1640, and they were the first to use the dip needle. They made the first magnetometer in 1870.
The Reason We Fight
July 2015
Joy was written on his face, holding up the nugget—his first ever nugget—that he and his grandpa dug up together.
Joy was written on his face, holding up the nugget—his first ever nugget—that he and his grandpa dug up together.
The Essentials of Dry Washing
August 2013
Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.
Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.
Gold and Silver Deposit May Be World's Largest
June 1999
A crater in an undersea volcano off Japan may contain the world's largest gold nugget ever found...
A crater in an undersea volcano off Japan may contain the world's largest gold nugget ever found...
Ask the Experts
September 2007
Q: I would like to know the following on the metal nickel:
• Where is it mined?
• Why is the unit price so large—is this for a metric ton?
Q: I would like to know the following on the metal nickel:
• Where is it mined?
• Why is the unit price so large—is this for a metric ton?
Melman on Gold & Silver
September 2000
At long last the time of artificial quiet is over and the quadrennial political "silly season" is getting underway in earnest. The Republicans have just finished their convention in Philadelphia and (at press time) the Democrats are about to descend on LA-LA land.
At long last the time of artificial quiet is over and the quadrennial political "silly season" is getting underway in earnest. The Republicans have just finished their convention in Philadelphia and (at press time) the Democrats are about to descend on LA-LA land.
The Carter and Reynolds Gold Mines: Is There a Yet Unknown, but Mineable Gold Deposit Here?
December 2004
The Carter and Reynolds gold mines were two of the earliest gold deposits to be exploited following the first discovery of gold in North Carolina in 1799, at the Reed gold mine. Both of these mines were worked to a limited degree between 1800 and 1900. The Carter mine is located approximately 3.0 miles east of Troy, North Carolina...
The Carter and Reynolds gold mines were two of the earliest gold deposits to be exploited following the first discovery of gold in North Carolina in 1799, at the Reed gold mine. Both of these mines were worked to a limited degree between 1800 and 1900. The Carter mine is located approximately 3.0 miles east of Troy, North Carolina...
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The Bawl Mill
• Ask the Experts
• More Tips for Evaluating Ores
• The Mountain Gate Mine
• The Basics of Small-Scale Heap Leaching with Cyanide Part I—History, Suitablility and Permitting
• Oregon Suction Dredge Permit Update
• Life in the Alaska Gold Rush
• More Small-Scale Miners Attracted by Gold Prices
• Gold in New Zealand
• Ready “Ore” Not, Uranium Boom is On Again
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
