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.
This was no ordinary nugget. It had not traveled very far from its nearby source, and that did mean a lot, as we were searching for the source of several such nuggets found during a gold rush that occurred in 1859.
The 316 Mining Company has not been all that successful, but does not ever seem to learn from their past mistakes.
Most gold-bearing veins in this region are controlled by fractures associated with the Melones Fault, a late Cretaceous structure that is 108 to 127 million years old.
...most prospectors don't even think about the conductivity of minerals, but there are some that do conduct electricity to a certain degree, so metal detectors will respond to them.
His brother’s friend showed him a vial of gold that originated from his family’s mine in Honduras. Within two weeks Ernie had flown to Honduras to get a first-hand tour of the historic mine and the primitive operation underway to recover the gold.
…for a few hours, we fervently dug for gold. After we did a cleanup, I couldn’t believe the amount we got.
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.
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