Prospecting & Detecting
This is Why You Check Your Tailings
September 2014 by Scott Harn
The nugget was cast aside with larger rocks during the screening process, but it was found later by an employee...The Essentials of Dry Washing

The Smell of Gold—Part I

Good Assays and Bad
The high prices for gold and silver are exciting and certainly have revolutionized the prospecting and mining scene. New interest in gold and silver mining is springing up from every corner, from individual prospectors armed with gold pans to exploration and mining companies working to set up multimillion dollar commercial operations producing hundreds of thousands of ounces per year. The idea of getting riches from rocks is one that motivates a lot of folks all over the globe. It’s an exciting time, but this excitement brings out another side...
Practical Advice for Milling Hard Rock Ores
The problem is that extracting gold from hard rock is often a lot more difficult than processing placer gravels. Still, there is some very high-grade ore out there in many old mining areas.
'Outer Space' Diamond Headed for Auction
Black diamonds, also known as carbonado, are extremely rare, and are found naturally only in Brazil and Central Africa. The cosmic origin theory is based on their carbon isotopes and high hydrogen content.
Subscription Required:
The Bawl Mill
• Ask the Experts
• Ask the Experts
• Taking on the EPA, Sasquatch, Ratchilla and Gold Dredging
• Gully Prospecting and Mining
• Wilfley Tables—Repair, Rebuild & Set Up
• Designing and Evaluating Placer Gold Recovery Plants
• Finding Streams of Gold
• Lode or Placer: What Difference Does It Make?
• New Rules to Impact the Lease/Buy Decision
• There's a First Time for Everyone
• Appeals Court OKs Permits for Upper Peninsula Mine
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
Legislative and Regulatory Update
• Mining Journal Honored as Prospecting Magazine of the Year!