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Crushing, Grinding and Pulverizing
May 2017 by Alex Dolbeare
There are many different ways to get the gold out. We will take a look a few examples of crushing and grinding, and potentially which ores they may be best suited for.
Roosevelt: From Boom Town to Mountain Lake
Roosevelt was a product of the Thunder Mountain boom, Idaho's last major gold rush.
The Bawl Mill
• Thieves bag a golden frog in museum heist...or do they?
• Aquarium workers ate protected sea turtle...
• Woman entitled to sue over being called "Monica Lewinsky"
• An Affair to Remember...
DEF Has Another Successful Year
A relaxing trip was long overdue. The deadlines associated with assembling a magazine each month tend to wear on you after awhile. I needed a break. Several organizers of Dredge Earth First were...
CMA Conference Summary
I recently attended two out of three days of the California Mining Association’s Annual Conference in Monterey, California, and found it well worth my time.
Congressional Request to EPA: "Leave Our Kids Alone!"
"Grouping zinc with arsenic, mercury, cyanide and dioxins is not supported by science, logic or common sense." said George Vary, Executive Directors of the American Zinc Association (AZA).
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The Bawl Mill
• Legislative and Regulatory Update
• Ask The Experts: How many claims can I file in Arizona?
• Ask The Experts: What should I do with a large amount of old placer concentrates?
• Shaker Tables for Processing Hard Rock Ores
• Becoming a Successful Detectorist
• Hand Panning Micro-Fine Gold
• Sampling, Hydro-Shocking & Cleaning Quartz-Gold Specimens
• My Lucky Thirteen Nuggets
• A Break in the Weather
• From the Editor
• Prospecting Knowledge -- Pass It On!
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Over The Divide: Miles John Mitchell
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