All Articles
Prospecting for Silver With a Geiger Counter
January 2001 by Edgar B. Heylmun, PhD
Light-colored volcanic tuff or tuffaceous sandstone often contains small amounts of uranium, enough to be detected with a sensitive radiation detector. Sometimes, the mass effect of the radiation is substantial.The Paragenesis of Gold & Silver Deposits
…if you are game for digging in and learning more about the intricate details of how gold deposits form, then let’s jump right in.
Letter to the Editor
The Colorado River Indian Tribes wish to be given 16,000 acres in La Paz County, Arizona, that was at one time theirs...
Gold Depositiion and Gradients of Placer Streams—Part II
The steeper the gradient is, the more potential erosive power to move gold and other bedload sediments, and the more power to remove obstacles to flow.
Forest Occupancy Decision Stands—US Forest Service Withdraws Appeal
In the July 2003 issue we reported on the case of Public Lands for the People (PLP) members Ron Lex and Ken Waggener (“PLP Members Win Occupancy Case—Appeals Continue”). The two miners were cited for occupying their...
Legislative and Regulatory Update
• Some good news for a change
• New 49ers win Karuk appeal
• Another Oregon bill of concern
Study: West Has Vast Oil Shale Reserves
The United States has an oil reserve at least three times that of Saudi Arabia locked in oil shale deposits beneath federal land in Colorado, Utah and Wyoming, according to a study released August 31.
New Rules For Taxing Pass-Through Income
...the tax rate for an incorporated, small-scale mine or mining-related business will be reduced from the former 35 percent rate to 21 percent for the 2018 tax year and thereafter.
Subscription Required:
The Bawl Mill
• Over the Divide
• Our Readers Say
• Special Editorial: Gold Anti-Trust Action Committee Believes They Have the Evidence
• World Gold Council News
• Metal Detecting Within the Cordillera for Gold Placers Associated With Tertiary Epithermal Ore Deposits
• Picks & Pans: An Exciting Hobby
• The Furnace Atmosphere During the Fire Assay
• The Hanging Tree
• Gold in Chihuahua, Mexico
• ICMJ 10th Annual Photo Contest Results
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
