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The Basics of Small-Scale Heap Leaching with Cyanide
August 2007 by Chris Ralph
In last month’s article I talked a bit about opportunities for heap leaching small hardrock deposits. This month I’m going to talk about the basics of putting together a heap leach project, including building the pad and leaching the ore.
Ask the Experts: Do "corners" need to be in place on the ground for a claim to be valid?
Q: Do "corners" need to be in place on the ground for a claim to be valid?
Re-Opening Nevada’s Relief Canyon Mine
When I read about these new discoveries, I often wonder how the original operators ignored all the additional ore. Yet this has happened again and again in Nevada and many other places.
Flexible Circuits Possible From Gold Wire
Researchers at Johns Hopkins University said they have constructed electronic circuits that can stretch like rubber. Possible uses include wearable electronics or artificial nerves.
High Court to Reconsider Wilderness Water Rights
The Idaho Supreme Court agreed on November 30 to reconsider its controversial split decision to award the federal government the rights to all unappropriated Salmon River water flowing through three central Idaho wilderness areas.
MMAC & PLP Update
Even more prospectors arrived on Saturday morning, and drywashers and detectors were in use for much of the day...
Silverton Preserving Lofty Symbol of Mining Era
Now, the Old Hundred-Mine boarding house has a new lease on life thanks to a town where some cling to the relics of a vanquished mining industry...
Safety With a Tax Deduction
As an employer, every mining operation, large or small, is responsible for protecting the safety and health of its employees. Safety is also good business. An effective safety and health program can save $4 to $6 for every $1 invested. It’s the right thing to do, and doing it right pays off in lower costs, increased productivity, and higher employee morale.
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• Ask the Experts
• Will California Dredging Survive?
• Prospecting For Gold—The Osborne/Herman Hardrock Mine
• 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
