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April 2014 by Chris Ralph
Frogs' extinction from fungusAsk the Experts
Questions regarding processing black sands
Ask The Experts: Small-scale drilling
Q: What is available to a small prospector? How does one prospect (drill) into the walls of an old hard rock mine to see what is 10 feet beyond...
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Is a miniature spectrometer in our future?
Ask The Experts: How would you go about evaluating a silver deposit?
Any ore grading 32% silver would contain more than 9,000 ounces of silver per ton and be valued at something in the range of $150,000 per ton. Even a few tons of this type of material would be well worth shipping off to a smelter for treatment.
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Setting up a gravity dredge
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• How small should I crush my hard rock ore?
Ask the Experts: What type of wetsuit do I need?
Q: Since the weather in California is not as nasty as it is in Alaska, would it be advisable to wear the same setups as he wrote about?
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The Bawl Mill
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• Mining for Gold and Sapphires in Montana
• Contrary to Rumors, Couple Will Keep the Saddle Ridge Hoard
• Finding Gold with a VLF Detector—Part I
• Creating Your Own Luck
• Over the Divide—Robert Michael “Mike” Corbley
• Continuing Hard Rock Exploration
• Recovering Fine Gold with Oleophilic Adhesion
• Detecting for Gold in Nevada
• Using Structural Clues to Locate Buried Placer Channels
• Gold Deposits of the Ivory Coast
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
