Prospecting & Detecting
Our Readers Say
April 2019 by Staff
- Conversion charts and tables
- Solutions to anti-mining efforts
The Half-Mile Claim
We dug and extracted for two more hours. This time, as I dumped the concentrates, I saw a piece of gold three-fourths of an inch long and as big around as a pencil.
Recovering Fine Gold with Oleophilic Adhesion

Mining for Gemstones and Mineral Specimens

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Reading A River: Understanding Erosion and Gold
Rivers are not just random and accidental; streams and other drainages are what they are because of the forces of erosion acting on the bedrock.
A Few Methods for Sampling Hardrock Deposits

The Mid-Winter Nugget
Some of the gold is placer that was beat up as it traveled; however, quite a bit of the gold is pocket gold that is running along the surface in this area.
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The Bawl Mill
• Ask The Experts - Is there a Forest Service camping limit for mining claims?
• Ask The Experts - Should I be focusing on uranium and thorium?
• Ask The Experts - What is this sample worth?
• Ask The Experts - Need help finding production records
• How To File A Mining Claim
• Back to Basics--Finding Gold With a Pan and a Sluice
• Persistence Leads to Over a Pound of Gold
• Gold Prospecting for Better or Worse: The Superbowl Nugget
• Revisiting The Old Mini Patch
• Preserving the True History of the Ivanhoe
• Carr Fire Gold
• Secrets of Successful Prospecting
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices