Evaluating Gold Recovery with Mass Balance Calculations
March 2021 by Keith Bowen
Whether you are placer or hard rock gold mining, maximizing the efficiency of your recovery process is very important to success, and accurate testing is necessary to do so.
With every look at the box I was pulling out a few pickers and a nugget or two. The smile I had the previous night just got bigger and bigger throughout the day.
Silver recovery from low-level solutions is frequently done in a cell that has a cathode with 2 to 5 or more times the surface area as the anode.
Present conflicts and realizations having to do with dependence on China have illuminated the fact that suction dredge miners have a vital role to play and are an ignored and untapped domestic resource—until now.
All these decisions and more depend on the richness of a claim—something that is determined by sampling. But sampling isn’t cheap, and even collecting the samples can be more difficult than it appears on the surface.
We were met with a plethora of mechanical problems with the dry washer and even a few with the excavator that were at times frustrating, but we were in this for the long haul, so we needed to solve these problems and move forward.
I’ve been following the precious metals for decades, and I haven’t seen a move this powerful in many years.
Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.
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