How To
Ask The Experts: Is there a safe DIY alternative to cyanide or mercury for extraction?
September 2016 by Chris Ralph
Q: With safety as a given, what can the average miner, or Joe-blow greenhorn do to identify and extract some metals or minerals with off-the-shelf products or natural ingredients?
Tips for Cleaning Gold Nuggets
I pulled out the nuggets I had worked on previously and looked at the size of the wire basket that the items to be cleaned are placed into. It looks much like a miniature french fry deep fryer.
Some Tips and Tricks for Dredgers: Determining Pulley Size and Belt Length
If Epd is larger, then the compressor will be spinning faster than the manufacturer’s maximum specified RPM and might destroy itself. If this happens, then the compressor again might not produce enough air to support a diver. Neither is a desired outcome.
Online Mining Classes Now Available at Mackay
The University of Nevada, Reno Mackay School of Earth Sciences and Engineering, Department of Mining Engineering has begun offering online courses for miners.
Determining the Amount of Gold in Rich Ores
This is just the type of specimen that could have been easily ignored by the old-time miners. It felt a little heavier in my hand than a chunk of quartz of that size ought to have been.
Prospecting for Copper—What to Look for on the Outcrop
For the prospector, knowing what oxidized hydrothermal alteration looks like in the field is an important exploration tool.
A Few Pointers About Cracks and Crevices
Because these crevices catch and hold gold so well, it's worthwhile to learn how they form, which ones are good for catching gold and which ones are not.
Resurrecting An Old Hard Rock Mine--The Saga Continues
Another little gem of equipment he built was a nifty sample splitter. In order to get accurate assays, you need to have really good, representative samples for the assayer to process.
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• Legislative and Regulatory Update
• Pickers and Nuggets
• Modern-Day Claim Jumping
• Oregon's Waldo and Galice Mining Districts Unite
• Attention to Detail - Part II
• The Seven Troughs Mining District
• CA Supreme Court Rules Against Rinehart - But There Is A Solution
• Summertime Gold Panning
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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