Small Mining Operations
The Basics of Exploration Leases and Contracts—Part II
March 2019 by Chris Ralph
This is the point where you might ask, “What do these types of contracts typically look like and how are they negotiated?” Well, that is the topic of this month’s article.
Speed Prospecting for Hard Rock Gold
An online video gave me some ideas, and with a lot of trial and error I developed a reliable method of panning free gold particles down below 35 microns quickly and easily.
Underwater Reclamation
Working underwater certainly has its challenges, but since I wanted to learn how to blast underwater, I just needed to dive in headfirst and take charge of the operation.
Principles of Designing Your Mill Production System, Part I: Starting Up
One of the issues that prospectors run into when working to upscale from micro-scale hard rock testing to a greater production output, is that they often confuse individual devices or machines with systems.
Cyanide-Free Gold Separation

Reminder: Annual Claim Filings Due
Mining claimants who wish to retain their mining claims on Bureau of Land Management and Forest Service lands through the 2021 assessment year must pay a maintenance fee or file a maintenance fee waiver certificate on or before September 1…
The Basics of Exploration Leases and Contracts—Part II
This is the point where you might ask, “What do these types of contracts typically look like and how are they negotiated?” Well, that is the topic of this month’s article.
Shaker Tables for Processing Hard Rock Ores
Most placer equipment is really made with gold in the 30 and larger mesh sizes in mind, though if carefully used can often get reasonable recovery down to the 50 mesh size.
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The Bawl Mill
• Ask The Experts - Any references on gold formation?
• Ask The Experts - Finalizing an agreement with a mining company
• Pumping Water With Solar Power
• My Introduction To Gold Prospecting
• Resurrecting An Old Hard Rock Mine—Safety Is No Accident
• Mining Claims: Breaking All The Commandments
• The Importance Of Mining Critical Minerals In The USA
• Gold Prospecting for Better or Worse: Gold Is Where You Find It
• Detecting for Gold: A Return to Familiar Ground
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices