Ask The Experts - Do I need something other than a fire assay for PGMs?
February 2019 by Chris Ralph
Q: How much gold do I have per ton and how can I improve my assay method?
• Are these gold amounts large enough to interest a mining company?
• Sweep speed and sensitivity settings for a GPX-4500
How do sluicing and drywashing compare in effciency?
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