All Articles
Underground at Yankee Jim's
June 2003 by Don Robinson
In 1849, the story spreading around the Barnes Store (on the North Fork of the American near Colfax, California) was about some rich diggings being found up in the hills going east, and not very far up the ridge according to some accounts.
Tantalum
Tantalum is a refractory metal which is non-toxic, ductile; easily fabricated, has a high melting point, is highly resistant to corrosion and is a good conductor of heat and electricity. It has the unique ability to transmit an alternating current in only one direction.
Looking Back
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Melman on Gold & Silver
One of the largest conundrums we would point out is the matter of rising interest rates starting to take place in several nations.
The Bawl Mill
• South Korean ad campaigns make men blush
• A revolting development
Ask The Experts—Separating platinum from sands using bubbles
I am trying to find any information about using bubbles to separate platinum from sands and small particles. I think it has to have a surfactant in the process. Do you know of this bubble tech?
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The Bawl Mill
• City Gives Blessing to Pogo Mine
• Dry Placers in Southern Baja
• A Gold Detector Sitting in a Closet Only Finds Dust—More Detector Tips
• Gold in Tennessee
• Old Stock Certificates—Treasures or Trash?
• Payette Forest Sides With Mining Company
• Using Mineral Deposit Models
• Miners Still Waiting for Bonding Recommendations from DOI
• The Old Mine Dump
• A Practical Approach to Dowsing
• Feds Release Opinion on Planned Mine Under Montana Wilderness
• The Lengendary Lost Gold of the Headless Valley
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
