All Articles
Flat-Fault Gold in Sonora, Mexico
July 2004 by Edgar B. Heylmun, PhD
Mexico is not noted for gold, but is better known for silver and copper. However, the states of Chihuahua and Sonora, in northwestern Mexico, contain some sizeable gold deposits. A number of these deposits were mined during the boom of 1982-2002. One operation that has remained active up to the present is La Herradura Mine...Additional articles that might interest you...
Company to Sue Over Stymied Gold Mine
November 1999
A Colorado company that saw its plans for a big Montana gold mine derailed by a 1998 voter initiative says it will sue the state for hundreds of millions of dollars, to cover loss of the project.
A Colorado company that saw its plans for a big Montana gold mine derailed by a 1998 voter initiative says it will sue the state for hundreds of millions of dollars, to cover loss of the project.
The Bawl Mill
April 2013
• By the numbers
• Apparently Americans deserve more of the same...
• By the numbers
• Apparently Americans deserve more of the same...
ISEE Celebrates 25 Years
September 1999
The society, started by nine founding members in Pittsburgh, Pennsylvania in 1974 as a non-profit professional organization, is dedicated to promoting the art and science of explosives engineering.
The society, started by nine founding members in Pittsburgh, Pennsylvania in 1974 as a non-profit professional organization, is dedicated to promoting the art and science of explosives engineering.
The Business of Mines—Consider Your Tax Deductions Now
May 2007
Uncle Sam, the not-so-silent partner of every miner, dredger and prospector is willing, using our tax laws, to help reduce out-of-pocket expenditures necessary to acquire business assets and property. In addition to the well-known depreciation deduction, however, the tax laws permit tax write-offs for other, less tangible business assets. The best time to explore and lock-in many of these overlooked and misunderstood deductions is now, well before the end of the tax year.
Uncle Sam, the not-so-silent partner of every miner, dredger and prospector is willing, using our tax laws, to help reduce out-of-pocket expenditures necessary to acquire business assets and property. In addition to the well-known depreciation deduction, however, the tax laws permit tax write-offs for other, less tangible business assets. The best time to explore and lock-in many of these overlooked and misunderstood deductions is now, well before the end of the tax year.
Fields of Gold
August 2001
Imagine being able to get gold from plants. This phenomenon is called phytomining. But it’s not as easy, or as profitable, as it sounds. You may have heard of phytoremediation—the process of extracting metal contaminants from soil.
Imagine being able to get gold from plants. This phenomenon is called phytomining. But it’s not as easy, or as profitable, as it sounds. You may have heard of phytoremediation—the process of extracting metal contaminants from soil.
The Bawl Mill
November 2004
• Corectting misteaks
• It pays to resign
• Corectting misteaks
• It pays to resign
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