All Articles
BLM 3809 Final Rule Implications
March 2001 by Scott Harn
Many readers of ICMJ have asked for more information regarding the BLM’s 3809 regulation changes that were pushed through just prior to the departure of the Clinton Administration.
Additional articles that might interest you...
Route Planning Using GPS
January 2019
My intention was to end this discussion with waypoints and routes, then I found USGS maps of the Plainfield Quadrangle.
The Boludo Placers, Sonora
November 2004
The Boludo placers described here include gravels that have been listed under many different names, including Altar, Golden Triangle, Llanos del Oro, San Francisco, and Trincheras, among others. The placers are on desert flats at the northwest end of Sierra Santa Rosa, about 2,600 feet above sea level. It is in a region of northwest-trending mountain ranges separated by broad desert valleys.
The Boludo placers described here include gravels that have been listed under many different names, including Altar, Golden Triangle, Llanos del Oro, San Francisco, and Trincheras, among others. The placers are on desert flats at the northwest end of Sierra Santa Rosa, about 2,600 feet above sea level. It is in a region of northwest-trending mountain ranges separated by broad desert valleys.
Platinum Placers and Nuggets
April 2007
Sometimes a placer miner will find small bits and nuggets of metal associated with gold and other heavy minerals in his concentrates, which exhibits a silver-gray color rather than the normal tones of gold.
Sometimes a placer miner will find small bits and nuggets of metal associated with gold and other heavy minerals in his concentrates, which exhibits a silver-gray color rather than the normal tones of gold.
Picks & Pans: Crevicing & Sniping for Placer Gold
December 1999
Even though there has recently been a decline in the prices for most of the precious metals, an increasing number of amateur prospectors are still finding that prospecting for precious metals is an exciting, enjoyable, and sometimes profitable occupation.
Even though there has recently been a decline in the prices for most of the precious metals, an increasing number of amateur prospectors are still finding that prospecting for precious metals is an exciting, enjoyable, and sometimes profitable occupation.
The Bawl Mill
January 2001
• A skeleton in the closet
• Taxpayers are buying beds
• America's pastime
• A skeleton in the closet
• Taxpayers are buying beds
• America's pastime
Ask the Experts
April 2012
Q: Graphite spray to prevent sticking when using cast iron molds
Q: Graphite spray to prevent sticking when using cast iron molds
Looking Back
May 2007
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
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The Bawl Mill
• Our Readers Say
• Gem Theft in Tucson
• Winter Dredging
• Selecting a Gold Recovery System
• Placer Diamonds in Venezuela
• Picks & Pans: Leon Always Finds the Most Gold
• Company Notes
• The Swift Shore Mine 1862—Present
• Placer Gold in the Black Hills, South Dakota
• Platinum and Diamond Discoveries Shine New Light on Historic Alaska Gold-Mining District
• GATA Update
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
