Ask the Experts
August 2013 by Chris RalphQ: What's the difference between a header box and a crash box?
Treating ore with a plasma torch or shock waves?
The concentrate is just the heaviest of the heavy minerals but some sulfides are sneaking in there also with the gold...
• Should I focus efforts on this particular rock type?
• How many parts per million make a project viable?
How do I set up a Miller table?
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