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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...Melman on Gold & Silver
One such aim is to infiltrate the education system and thereby insure that our children and grandchildren become thoroughly indoctrinated with the environmental point of view.
Legislative and Regulatory Update
• Oregon's attack on suction gold dredging
• New DOI Director nominated
• More Forest Service restrictions in the works
• California suction gold dredging
The Bawl Mill
• The third time is a charm
• Haunted by his past...
• This call will (not) be monitored for security purposes...
Ask the Experts: various mining courses
Q: What classes should one take if planning on majoring in mining engineering or geology?
New Montana Board Moves to Halt Mining
The Montana Board of Environmental Review has extended the comment deadline on a proposed rule for treating water discharged by mining operations. The new deadline is March 17.
Weathering, Erosion and Placers
The big interest to prospectors thinking about the effect of erosion is not what might happen long into the future, but what they might find in the rivers later this summer when the water levels go down.
How to Stake Your Own Claim—Researching Mining Claims
Once you have determined that the land is locatable, the next step in the claim research process is to determine if the land has already been claimed by a previous locator.
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The Bawl Mill
• Mining Claim Fees Are Going Up
• Our Readers Say
• Buell Park Pipe, Arizona
• Mines and Money
• Understanding Hard Rock Mining: Terms and Methods—Part II
• Two Nevada Mines Look to Supply Own Power
• Paleontonlogical Resources Preservation Act
• Picks & Pans: Mexican "Edventure"
• Over the Divide
• Looking Back
• The Fern Mine
• Map Offers Look at Butte's Mining History
• Gold in China
• 2004 National Mining Hall of Fame Inductees
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
