Prospecting & Detecting
Trying Out the New Highbanker
February 2012 by Tom Leftwich

Mining for Gemstones and Mineral Specimens

Determining The Optimal Crushing Size for Gravity Recovery
It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.
Prospecting and Mining Old Mine Sites

PLP Update
All 28 groups listed agree that Section 402 of the Clean Water Act does not apply and no dredge miner should be asking a state or federal agency for such a permit.
So, Where's The Gold?—Finding Gold Detectors Miss

Gold Prospecting for Better or Worse: The Disappearing Nuggets
Gold probably is one of the easiest things in the world to cheat an absentee owner out of. He would generally have no way of really knowing if a guy had found 3 nuggets or 30 nuggets on his claim.
Subscription Required:
The Bawl Mill
• Ask the Experts - ...Worth further investigation?
• Ask the Experts - Processing sulfide ore without mercury or cyanide.
• Regarding "Good Assays and Bad"
• New "Employment" Category
• 4 Keys to Successful Nugget Hunting
• A High Price to Pay
• Eolian Placer Gold
• All the Gold Ever Mined...
• The Basics of Geophysical Exploration
• Targeted for a Tax Audit
• Feds Order Closure of Idaho Mine
• A Gold Mine on a Washington Beach?
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
Ask the Experts - Old workings & tailings: What are my options?
• Legislative and Regulatory Update