Ask The Experts - This low-grade ore is not worth processing
February 2019 by Chris Ralph
The concentrate is just the heaviest of the heavy minerals but some sulfides are sneaking in there also with the gold...
Gold in clastic black shale
• How do I separate silver from lead ore?
• How do I clean up gold encrusted with iron-sulfides?
The Bawl Mill • Ask The Experts - Do I need something other than a fire assay for PGMs? • 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