All Articles
Gold in Alaska - Part II
April 2010 by W. Dan Hausel
The widespread gold and base metal mineralization supports that many significant lode deposits remain to be discovered.Ask The Experts: How would you go about evaluating a silver deposit?
Any ore grading 32% silver would contain more than 9,000 ounces of silver per ton and be valued at something in the range of $150,000 per ton. Even a few tons of this type of material would be well worth shipping off to a smelter for treatment.
Mining Stock Quotes and Mineral & Metal Prices
Ask The Experts—Amalgamation
Q: Exactly how does amalgamation work? Does it “melt” the gold (or copper, or silver, etc.) and form an alloy? If one leaves a piece of gold in mercury, will the entire sample become an amalgam (combination) of gold and mercury? Or does it only affect the surface...
Legislative and Regulatory Update
• 3809 Regulations—Letter Drive
• Environmental groups infiltrate National Park Service
• Interior Secretary Gale Norton chasties environmentalists over Klamath lawsuit
• EPA requests comments on Maximum Contaminant Level rule
Small-Scale Processing of Hard Rock Ores
Depending on the ore and if significant sulfides are present, a hard rock miner may be able to get away with simply using a flux to digest the other minerals that may be present.
Ask The Experts — Could you please write an article explaining core samples?
Q: How about an article on understanding core samples? I am getting emails from mining companies with core sample reports and I am not sure as to what I am reading!
California Diamonds
Most of the world's diamonds come from Africa and Australia, but several new discoveries in the United States and Canada have spurred interest.
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The Bawl Mill
• Legislative and Regulatory Update
• Using A Trommel For Placer Processing
• Prospecting for Hardrock Gold - Part II
• Gold Prospecting in Maine - Part I
• Gold Prospecting Is For Ladies, Too
• Sage-Grouse Won't Get ESA Listing For Now
• How to Find Gold in Hot Ground With A VLF Detector
• Oregon County Tries to Interfere With Lawful Mining Operation
• Melman on Gold & Silver
• Mining Stock Quotes & Mineral and Metal Prices
