Alternative Gold Leaching Methods
January 2014 by Chris RalphThe ideal leaching chemical would leave behind what we don't want or need in the ore and take only the valuable metals.
Some ask if a prospector can collect an entire ounce in a day. It is possible; I’ve done it before.
Improper sampling techniques lead to more avoidable heartache than almost anything else in micro mining.
The very first thing to find out...is if the detector has the ability to be ground balanced.
Centrifugal bowls are very efficient, and with proper operation they can consistently achieve gold recoveries above 95% with gold of about 50 mesh size.
When doing your initial armchair research and selecting potential areas to explore, consider all the indicators, both natural and man-made.
I regularly get inquiries along the line of: “Hey, I found this rock, and I think it might be gold ore. How can I tell?” Prospectors are always on the lookout for gold-bearing rocks that may be the source of any nearby placer gold.
So far this year we have recovered over three pounds of gold and the hard rock veins seem to go on forever. We now have three claims that can produce good enough gold to set up a productive operation.
The Bawl Mill • Ask the Experts: Big rocks or small cobbles? • Ask the Experts: Quartz rock and the chance of gold in my area of New Hampshire? • Ask the Experts: Equipment and gold locations in Colorado • Ask the Experts: Silent partners and mining—is it worth the risk? • Sierra County Gold—Part II • The Silver Islet Mountains of Utah • Gold Placers of the Kenai Peninsula, Alaska • Over the Divide • Prospecting for Diamonds in Kimberlite • Additional Note Regarding "Strategic Metals—Part II" • Take a Kid Detecting • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices