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Prospecting For Gold—The Osborne/Herman Hardrock Mine
August 2007 by Don Robinson
We’re always out there looking, checking, researching and trying to locate a new prospect or deposit. It’s always a question as to where to start. Some days we head down to the river to do some panning, sluicing or dredging.
Additional articles that might interest you...
Silver Mining Returning to Texas
April 2011
Today, a Canadian company is reviving the mine to take advantage of silver prices that have tripled since 2009, giving the few dozen residents still living in the area more action than they’ve seen in decades.
Today, a Canadian company is reviving the mine to take advantage of silver prices that have tripled since 2009, giving the few dozen residents still living in the area more action than they’ve seen in decades.
Legislative and Regulatory Update
December 2002
• Federal election results should be favorable to miners
• Utah residents reject proposed National Monument
• Fish and Wildlife told to disclose locations of endangered species
• Federal election results should be favorable to miners
• Utah residents reject proposed National Monument
• Fish and Wildlife told to disclose locations of endangered species
Montana Postpones Mining Rule
July 2006
A proposal to toughen mine regulation in Montana was tabled by a state board while a block away, Governor Brian Schweitzer met with mining executives to get their comments on the rule and hear about the mining industry.
A proposal to toughen mine regulation in Montana was tabled by a state board while a block away, Governor Brian Schweitzer met with mining executives to get their comments on the rule and hear about the mining industry.
Commercial Placer Mining With Jigs
August 2010
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...
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...
Looking Back
March 2000
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Ask the Experts
February 2013
Q: How do metal detectors work around precious metal ore bodies?
Q: How do metal detectors work around precious metal ore bodies?
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The Bawl Mill
• Ask the Experts
• The Basics of Small-Scale Heap Leaching with Cyanide
• Will California Dredging Survive?
• Journeys in the Kingman Quadrangle
• From Spanish Mine to Modern-Day Exploration: The Historic Gold-Silver Camp of Palmarejo
• Spanish Police Seize Ship in Treasure Fight
• Looking Back
• Gold Mine Proposed in Jefferson County
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
