Small Mining Operations
Reality of the Klondike
January 2012 by Gerald T. Ahnert
I saw gold this summer. The kind of gold that I haven’t seen since ‘81. The kind of gold that rattles in the pan. The kind of gold that would start a stampede—even in 1898.
Hard Rock 101: Micro Blasting
Micro blasting can be used to take down hanging rock, separate minerals from overburden, and collect gemstones and other high-value product with minimal damage.
Customizing Your Dredge
I am going to suggest dozens of ways you can increase suction power, dredge to greater depths, and improve recovery methods in your sluice box.
Heavy Glacial Rocks and Gold in the Midwest
Over the years, I've noticed a pattern in the type of rocks associated with the best gold deposits in Midwestern glacial gravel.
All About Trommels and Screens for Placer Gold Recovery
The right speed accumulates only the heavy materials and allows all of the lighter stuff to flow through. This optimum speed is dependent on the size of the gravel you need to move through the system.
Proper Spacing of Placer Sample Sites
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.
Ask the Experts
Setting up a gravity dredge
Hardrock 101
April 2023Scaling and Hazard Rock
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The Bawl Mill
• Southwest Alaska Gold Project Progresses
• Good Assays and Bad
• Where to Find Gold in Indiana—Part II
• Who is a Qualified Person?
• Time Well Spent
• NWMA Show
• River Dredging vs. Creek Dredging—Part II
• Pot Hole Gold
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
