Small Mining Operations
How to Refine Silver—Pt I
September 2019 by Roger Neuscheler
Silver refining has been used from ancient times to change the characteristics of the metal. Early metallurgists refined silver by heating it a couple hundred degrees above its melting point and holding the metal at an elevated temperature for a period of time.
Commercial Placer Mining: Alaska Style
There are currently about 170 commercial-scale placer operations in Alaska. Most of these are small operations with just a few people working; they are often family affairs that operate seasonally only during favorable weather.
The Summer of ‘81
When it was all setup and running, you had everything coming off the dredge riffles into the boil box. At the hole section, some of the water got sucked down and pulled a lot of black sand and over heavies…
Getting Into Hot Water While Reclamation Dredging
Once I started dredging with heated water pumped into my wetsuit, I never went back to not having heat except late in the summer when the water is very warm.
Dredging Safety: Don't Ignore The Warning Signs
At first, I tried to shift things around, but then a hand with a rock would appear, so I would stop trying to adjust my gear and grab the rock to keep things moving.
Why Haven't They Mined This Claim?

Resurrecting An Old Hard Rock Mine—Gold At Last!
We’ve been busy with a plethora of projects, all aimed at gathering gold into a pile big enough to brag about. We’re not there yet, but I’ll show you some of the interesting projects we’ve completed since we talked last.
Specialized Equipment Available for Hire
Since we’ve already covered the basics of permitting a “Notice Level” mining operation, it’s time to talk actual mining.
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The Bawl Mill
• Ask The Experts - How do I remove the silvery-white coating from my gold?
• Ask The Experts - Is it possible to mine glacial moraine placer deposits?
• Ask The Experts - Why are some valid mining claims missing from apps when researching land status?
• Ask The Experts - Is using a drywasher legal in California
• A High Country Patch
• An Update On The Father's Day Gold Discovery
• Exploring The Historic Rand Mining District, Southern California
• Disturbing Trend: Federal Judges Disregard Mining Laws
• My First Carolina Nugget
• Step-by-Step Crevicing
• Melman on Gold & Silver
• Mom Finds 3.72-Carat Yellow Diamond
• Mining Stock Quotes and Mineral & Metal Prices
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Legislative and Regulatory Update
• PLP Update: How to Restore The Rights of Suction Dredge Miners