Ask the Experts
August 2013 by Chris RalphQ: How do I get gold out of a saturated solution of salt with nitric acid?
Gold and silver in Pennsylvania
Sulfides and oxides—what's the difference between the two?
Breaking cemented gravels
• Determining the amount of gold in a specimen
Buying a turquoise claim
Q: Can a voltmeter be used to determine the type of metal/mineral present in soil?
The Bawl Mill • Ask the Experts • Ask the Experts • Ask the Experts • Common Mistakes of the New Detectorist • The Pearce Mineralized Area, Dragoon Mountains, Arizona—Part II • Mining for Gemstones and Mineral Specimens • Fighting and Winning Without a Lawyer • The Essentials of Dry Washing • Fortymile, Alaska Prospecting Adventure • Court Says Emergency Rule in California Unjustified • Sampling Placer Stockpiles • Lower Prices Bring Layoffs • Prospecting Research • Buyer Beware! Counterfeit Metal Detectors • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • Underground in the Original 16-1 Mine