Gold Recovery with Centrifugal Bowls
July 2014 by Chris RalphCentrifugal bowls are very efficient, and with proper operation they can consistently achieve gold recoveries above 95% with gold of about 50 mesh size.
Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.
Doug told me that there had been a 100-year flood that took place in October of 2013 and it washed out part of the mile-long landing strip. It also washed a large, wide gully down below and above the camp.
Historically, Montana has been an important gold producer, in terms of both lodes and placers, and it still produces gold for the prospector today.
Since this position was the least desirable due to the hard physical labor, the bucking room was used as punishment. Do you have a mediocre worker? Bad attitude? Off to the bucking room!
Some ores—mostly those with a high free gold content—are very amenable to gravity concentration. Well oxidized ores containing coarse gold are usually best for non-cyanide processes. Ores with significant sulfide content may require the...
As a plaintiff in one of the lawsuits, I’m not allowed to talk about specifics in the court-ordered negotiations currently underway in San Bernardino. However, I do want to let you know we are making progress…
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 • A Return to Silver City, Idaho • Ask the Experts • Ask the Experts • Ask the Experts • Swing and a Miss • Miners Fight Back Against Road Closures • The Giant King Mine • BLM Flexes Its Muscles in Quartzsite • Over the Divide • Romancing the Lens • Mining on the Comstock Lode • Want to Go to Australia? • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices