All Articles
The Basics of Small-Scale Heap Leaching with Cyanide Part I—History, Suitablility and Permitting
July 2007 by Chris Ralph
Hardrock mining is usually done on a large scale, and although a few small-scale hardrock operations still exist, it’s not an easy operation to start up and run profitably.
Additional articles that might interest you...
Mining Firms Uneasy Over Bolivia
June 2006
Bolivia’s plan to nationalize its natural gas industry and exert greater state control over all of its natural resources has North American mining companies fretting over their future prospects extracting the nation’s rich resources of gold, silver and tin.
Bolivia’s plan to nationalize its natural gas industry and exert greater state control over all of its natural resources has North American mining companies fretting over their future prospects extracting the nation’s rich resources of gold, silver and tin.
BLM Issues Environmental Review of Wyoming Uranium Mine
September 2012
If all goes well before the BLM issues its final approval, Littleton, Colorado-based UR-Energy could start building the Lost Creek mine by early October, according to company and BLM officials.
If all goes well before the BLM issues its final approval, Littleton, Colorado-based UR-Energy could start building the Lost Creek mine by early October, according to company and BLM officials.
Melman on Gold & Silver
January 2003
When I was a college student, I remember participating in a huge religious rally and the theme song, sung by hundreds of participants, had this repeating line: “I ain’t-a going to study war no more...” Those days surely are gone as headline after headline now shouts out at us that we had indeed better study and prepare for war.
When I was a college student, I remember participating in a huge religious rally and the theme song, sung by hundreds of participants, had this repeating line: “I ain’t-a going to study war no more...” Those days surely are gone as headline after headline now shouts out at us that we had indeed better study and prepare for war.
New Quarry Regulations in West Virginia
February 2000
Quarry operators would face tighter state regulations under proposed legislation that moved a step closer to approval recently.
Quarry operators would face tighter state regulations under proposed legislation that moved a step closer to approval recently.
Ask The Experts
June 2015
Is this a valid claim?
Is this a valid claim?
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...
Picks & Pans: The Professional Nuggetshooter
September 2002
I recently returned from a nugget-shooting trip somewhere in the extensive Basin Range of Nevada. While there, I happened to meet “Young Fella,” a professional nuggetshooter.
I recently returned from a nugget-shooting trip somewhere in the extensive Basin Range of Nevada. While there, I happened to meet “Young Fella,” a professional nuggetshooter.
Subscription Required:
The Bawl Mill
• Ask the Experts
• More Tips for Evaluating Ores
• The Mountain Gate Mine
• Oregon Suction Dredge Permit Update
• In Pursuit of Gold and Silver in the Sierra Madres—Buying the Pilot Mill
• 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
