Small Mining Operations
The Mysterious Telluride Minerals
August 2020 by Chris Ralph
…let’s dive in and take a closer look at these rich gold and silver-bearing minerals to find out what they are, where they form, and how to identify them.
Gold Rush in the Congo
It all started with a phone call from my friend and prospecting partner Pat Keene. He told me that he knew of an investor who was just starting out in the gold industry and was looking for a gold consultant to go to Africa to prospect and analyze a 400 sq. mile concession in the middle of the Congo rainforest. I waited for the “just kidding” line...
A New Method for Handling Stubborn Gravity Middlings
The solution focused on the relative difference in malleability between gold and waste, rather than the difference in density exploited by gravity circuits.
Wyoming's Billion Dollar Nugget—The Trilogy Ends
Our testing over the past 15 years was to confirm or deny the USGS report completed in 1978. Besides the half acre test dig, we completed many additional test digs by hand and with the backhoe.
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.
Hard Rock 101: Advanced Micro Blasting
They… create negligible fumes and much less fly rock than blasting. Below are some tips on maximizing your effectiveness with these tools.
Hard Work Pays Off On Hard Rock
They worked their plan, bit by bit, and sure enough, after the blast, gold was detected… Over two pounds of beautiful crystalline gold was recovered in that stretch!
Gold Dredging on Oregon's South Umpqua
Familiarizing oneself with an unfamiliar part of the country is often a requirement of successful gold prospecting. In the pursuit of gold, it may become necessary for a prospector to branch out into new hunting grounds.
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The Bawl Mill
• Ask The Experts - Where can I obtain chemicals for flotation?
• Ask The Experts - Can I get an update on your efforts in DC?
• Ask The Experts - What equipment do I need to enter an old lode mine?
• Hard Work Pays Off On Hard Rock
• Detecting: Getting Away From The Heat And Into The Gold
• The Coolgardie Gold Mining Camp of Southern California
• Gold Prospecting for Better or Worse: How Curiosity Burst My Platinum Bubble
• Prospecting for Copper—What to Look for on the Outcrop
• Dredging Tips and Tricks: A Measure of Water Pump Efficiency
• Hard Rock 101: Small-Scale Blasting
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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