Prospecting & Detecting
Prospector's Guide to Rock Breaking and Blasting
December 2016 by Chris Ralph
The holes were overloaded with explosives, but I didn’t know it. I was just a green mining engineer fresh out of school and told to watch as the experienced miners set the charge.
Proper Placer Sample Processing
...your sampling procedures should not be designed to catch gold your mining technique will never recover.
Ganes Creek After The Flood
Doug told me that there had been a 100-year flood that took place in October of 2013 and it washed out part of the mile-long landing strip. It also washed a large, wide gully down below and above the camp.
Historic Dredge Uncovered in North Carolina
The Robinson is a wooden bucket-line dredge that was built in the early 1900s in New York and shipped in pieces to Nash County in North Carolina by train for reassembly.
Practical Advice for Milling Hard Rock Ores
The problem is that extracting gold from hard rock is often a lot more difficult than processing placer gravels. Still, there is some very high-grade ore out there in many old mining areas.
An Interview with Minelab Engineer Mark Lawrie
The design of metal detectors well-suited for prospecting is an interesting process and not necessarily an easy one to achieve. It is a combination that blends the desires of what prospectors would like, the requirements of sales people and dealers, with the science and physics of what the electronics can achieve.
Detector Brings New Life to An Old Lode Mine
…it was immediately evident the previous owner had not been using a detector. During just a few months of working the dumps part-time, he recovered gold in quartz specimens valued in excess of $40,000.
Subscription Required:
The Bawl Mill
• Our Readers Say
• Ask the Experts: What type of wetsuit do I need?
• MMAC Update
• Pros and Cons of Big Detector Coils
• Prospecting and Mining Old Mine Sites
• Detecting Strategies for Heavily Forested Areas
• Mining Districts and Community Outreach
• Alaskan Gold Adventure
• Learning the Game and the Power to Change It
• Central Idaho Federal Employees Back to Work With Local Help
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
