Ask The Experts - Do I need something other than a fire assay for PGMs?
February 2019 by Chris Ralph
Q: Set up a small portable operation or send the ore to a custom mill?
• Determining the amount of gold in a specimen
Questions regarding processing black sands
• When geologists and old-timers have conflicting views.
What is the ceramic-like material embedded with gold?
The Bawl Mill • Ask The Experts - This low-grade ore is not worth processing • Placer Gold Deposits of New Mexico • The Hunch • Resurrecting An Old Hard Rock Mine—A Series of Small Victories • The Basics of Exploration Leases and Contracts—Part I • Gold Prospecting for Better or Worse: A Long Hike • Mutiny on The Mason • Who Jumped Whose Claim First? • The Value of Evidence • Over The Divide: Charles "Chuck" Cushman • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices