Small-Scale Processing of Hard Rock Ores
December 2014 by Chris RalphDepending on the ore and if significant sulfides are present, a hard rock miner may be able to get away with simply using a flux to digest the other minerals that may be present.
...this county contained some of the richest placer ground found in all of California and still produces some pretty impressive finds to this day.
Their rewards were far better than they had anticipated, resulting in one of the best clean-ups they had ever seen.
The names attached to these areas came about from many sources. Many are easy to see why the name was given while others had a more contrasting note to them.
Not long after this, I was camped out with the geologist beside the Similkameen River where he showed me the evidence that an ancient channel existed on our claim.
I made my way up past where I left off and the wash was going to end in about 100 feet. It was then I got a sweet signal.
The larger nuggets were all old channel gold, smooth and water-worn. I guessed that a few of them would push a bit under one-half-ounce apiece.
I love it when I am in the middle of a high trash area and all the ferrous bars go away, the screen number goes to a three or an eight, and the meter is forty to a hundred. I don’t know for sure that I have found gold, but it narrows the odds down.
The Bawl Mill • Legislative and Regulatory Update • Ask The Experts • Ask The Experts • Ask The Experts • Uncovering the Find of a Lifetime • Suction Dredging Battle Escalates • Guinea Africa: Gold, Ebola, and a Monkey Barbecue • Finding Gold in Tailing Piles • 2014 Index - Annual Tables of Content • Why Did This Silver Mine Close? - Pt III • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices