Ask The Experts
The Portable XRF Gun
November 2012 by Chris Ralph
While there is no metal detector that will see only gold, there is a device that can reliably distinguish gold from lead, copper, iron or other metals. It is an X-Ray fluorescence tester, sometimes called an XRF gun.Additional articles that might interest you...
Ask The Experts
December 2014
• Real or fool's gold?
• Real or fool's gold?
Ask the Experts
February 2013
Q: What should be considered in a Joint Venture on a gold claim?
Q: What should be considered in a Joint Venture on a gold claim?
Ask the Experts
June 2014
• Reopening closed areas
• Reopening closed areas
Subscription Required:
The Bawl Mill
• Ask the Experts
• Ask the Experts
• Ask the Experts
• Ask the Experts
• Gold Dredging on Oregon's South Umpqua
• The Struggle to Reopen Alaska's Largest Gold Mine
• Prospecting With a Detector: Lessons Learned
• The Rush to Treasure Hill
• Tips on Crevicing for Gold
• Using Google Earth and Other Maps
• Proper Assaying of Placer Samples
• Mining, Health Care & Taxes
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices