How To
Ask The Experts
May 2016 by Chris Ralph
• How small should I crush my hard rock ore?
Route Planning Using GPS
My intention was to end this discussion with waypoints and routes, then I found USGS maps of the Plainfield Quadrangle.
How To File A Mining Claim
Filing claims is actually quite easy, though there are a number of pitfalls that you should watch out for. Over the years, I have made just about every mistake you can with a mining claim, and have learned a few things to watch out for along the way.
The Underground Mining Adventure Continues
Our group of independent miners have been busy crafting a uniquely designed ladder/ore cart track from the bottom of an 85-foot mine shaft in a historical hard rock mine.
Cyanide-Free Gold Separation
Some ores—mostly those with a high free gold content—are very amenable to gravity concentration. Well oxidized ores containing coarse gold are usually best for non-cyanide processes. Ores with significant sulfide content may require the...
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.
Where Should I Start?
Digging in the right spots will produce excellent results, like this group of nuggets taken by the author while metal detecting during the last few months. The biggest nugget is over an ounce.
Ask The Experts
• Making a noisy dredge more quiet
Subscription Required:
The Bawl Mill
• Our Readers Say
• Ask The Experts
• Ask The Experts
• Ask The Experts
• Think You Got It All? Guess Again!
• Nevada's Silver City Gold District -- Part II
• MMAC & PLP Update
• Hard Rock Prospecting With Rusty
• Drywashing in Black Canyon, Arizona
• Progress Continues in Honduras
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
Legislative and Regulatory Update
• Another Successful Gold Prospecting and Mining Summit







