All Articles
The Furnace Atmosphere During the Fire Assay
January 2001 by Dr. Ralph E. Pray
It has been claimed that the introduction of excess air to the assay furnace during sample fusion can materially increase the gold yield. Testimony by expert witnesses for the defense in recent federal hearings dealing with the dependability of the gold fire assay includes data purported to show this.Additional articles that might interest you...
Ask the Experts: various mining courses
August 2012
Q: What classes should one take if planning on majoring in mining engineering or geology?
Q: What classes should one take if planning on majoring in mining engineering or geology?
USFS Criticized for Renting Chopper in Nevada Dispute
November 2003
The Forest Service is being criticized for spending $15,000 to rent a helicopter to empty sewage from a remote outhouse in northeast Nevada, work a citizens group had volunteered to do for free by using a closed forest road that the group wants reopened.
The Forest Service is being criticized for spending $15,000 to rent a helicopter to empty sewage from a remote outhouse in northeast Nevada, work a citizens group had volunteered to do for free by using a closed forest road that the group wants reopened.
Melman on Gold & Silver
January 2013
Well, by the time this issue hits the newsstands or your mailboxes, the New Year of 2013 will be upon us, and it seems worthwhile to take a look at important recent trends that are likely to extend into the coming twelve month period.
Well, by the time this issue hits the newsstands or your mailboxes, the New Year of 2013 will be upon us, and it seems worthwhile to take a look at important recent trends that are likely to extend into the coming twelve month period.
The Bawl Mill
September 2017
- ESA wants a big win, not a win-win
- By The Numbers...
Retired Geologist Warned Public of Pending EPA Disaster
September 2015
Retired geologist Dave Taylor of Farmington, New Mexico, predicted the disaster in a letter published by the Silverton Standard a week before it occurred.
Retired geologist Dave Taylor of Farmington, New Mexico, predicted the disaster in a letter published by the Silverton Standard a week before it occurred.
Mojave Desert Placer Mining
March 2002
Several locations in the Mojave Desert region of California have yielded placer gold, apparently scattered from nearby lode deposits that have long-since eroded from existence. Some of the areas are still popular with weekend prospectors, and some have been worked on a much larger scale in recent years.
Several locations in the Mojave Desert region of California have yielded placer gold, apparently scattered from nearby lode deposits that have long-since eroded from existence. Some of the areas are still popular with weekend prospectors, and some have been worked on a much larger scale in recent years.
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
• Prospecting for Silver With a Geiger Counter
• 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
