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The Hardrock Mining and Reclamation Act of 2007
September 2007 by Staff
The Bush administration publicly announced they are against The Hardrock Mining and Reclamation Act of 2007 (HR 2262), a bill that would drastically revise the 1872 Mining Law.Additional articles that might interest you...
Feds Deny Lease Renewals for Minnesota Mine
January 2017
Two longstanding mineral rights leases that are critical for a proposed large underground copper-nickel mine upstream from the Boundary Waters Canoe Area Wilderness in northeastern Minnesota will not be renewed, two federal agencies announced…
Two longstanding mineral rights leases that are critical for a proposed large underground copper-nickel mine upstream from the Boundary Waters Canoe Area Wilderness in northeastern Minnesota will not be renewed, two federal agencies announced…
Identifying the Noble Metals Simple Tests That Work
May 2006
Using a porcelain evaporating dish, place concentrates or head ore, equal to a tablespoon, in 60cc of aqua regia. Boil almost to dry, then add 10cc HCl (hydrochloric or muratic acid) and heat for a few minutes, and then add 30cc of water and bring to boil. Let cool while the solids are being allowed to settle. Using a pipette...
Using a porcelain evaporating dish, place concentrates or head ore, equal to a tablespoon, in 60cc of aqua regia. Boil almost to dry, then add 10cc HCl (hydrochloric or muratic acid) and heat for a few minutes, and then add 30cc of water and bring to boil. Let cool while the solids are being allowed to settle. Using a pipette...
Ask the Experts
January 2015
• Should I introduce mercury in the centrifugal bowl to aid gold recovery?
• Should I introduce mercury in the centrifugal bowl to aid gold recovery?
Partner Withdraws from Pebble Project
October 2013
One of the partners in a massive and contentious proposed gold and copper mine in Alaska is pulling out, raising questions about the future of the project.
One of the partners in a massive and contentious proposed gold and copper mine in Alaska is pulling out, raising questions about the future of the project.
Our Readers Say
May 2002
“...where does the NFS get the authority and power to restrict access...”
“...where does the NFS get the authority and power to restrict access...”
Mining Stock Quotes and Mineral & Metal Prices
January 2000
The Pearce Mineralized Area, Dragoon Mountains, Arizona—Part II
August 2013
There are many prospects within the known mineralized area and along the margins of the mineralized area that should be examined for gold and silver.
There are many prospects within the known mineralized area and along the margins of the mineralized area that should be examined for gold and silver.
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The Bawl Mill
• Ask the Experts
• Mining Gold at 16,000 Feet
• Locating a New Nugget Patch
• Journeys in the Kingman Quadrangle—Part II
• The American Hill Mine
• In Pursuit of Gold & Silver in the Sierra Madres—The Plan
• Cal-Gold Closes Shop After 30 Years
• Prison Time Handed Out for Gold and Silver Thefts
• Northern Dynasty Chooses Partner for Pebble
• Melman on Gold & Silver
• Looking Back
• Mining Stock Quotes, Mineral & Metal Prices
