All Articles
Commercial Placer Mining With Jigs
August 2010 by Chris Ralph
During the upward stroke, water is pushed up through the shot layer causing it to open up and lifting the gravel particles above. The heavier particles settle faster based on Stokes law, and move down into the shot bed layer, while the lighter...
ISEE Celebrates 25 Years
The society, started by nine founding members in Pittsburgh, Pennsylvania in 1974 as a non-profit professional organization, is dedicated to promoting the art and science of explosives engineering.
The Gold, Silver and Base Metal Mines of Eureka, Nevada
...the area around Eureka, Nevada is well mineralized and seems to have a bright potential for future production of all sorts of metals.
Pocket Mining Potential in Nevada's East Humboldt Range
Since the cycle of water flow is dominated by excessive and sudden “gulley washers” after downpours typical of desert country, there is a tendency to spread gold values out in the alluvial fans and not have placer gold concentrations more typical of big river deposits.
Melman on Gold & Silver
...controversy and animosity seem to be steadily increasing, quite possibly to the benefit of our precious metals as gold is now resting comfortably above $1,300—the highest level in more than two years as of mid-February.
Update on MMAC & PLP
Gold in Beatty, Nevada
In this case, signs of gold were found at the bottom of the alluvial and then traced in a triangle up the face of the mountain until they stopped—that is where the digging began.
The Bawl Mill
• Fried golden eagle is bad; diced is okay
• Your tax dollars at work
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• Ask The Experts: Bench Top Crushers
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• How to Properly Ground Balance to Find the Most Gold
• Authorities Search for Lost Treasure Hunters
• Alaska Geologist Survives Grizzly Attack
• The Guaniamo Diamond Area, Venezuela—Part II
• How California Became the Golden State
• The Rocky Bar Mining District, Idaho
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The Jenkins Mine Project—The Golden Rules of Science
• Melman on Gold & Silver
• ICMJ Again Matches Funds For PLP Donations
