How To
How to Rebuild a Rock Drill
August 2023 by John Norman
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Dredging Tips and Tricks: A Measure of Water Pump Efficiency
August 2020
…as an academic argument, when mated to the appropriate engine, is the pump really moving water at the rate of 400 GPM?
Refractory Gold Processing
February 2013
After your excitement peaks when you first receive the high gold assay from the vein you just exposed, you ponder how you will extract and sell your gold. You will need to develop a flow sheet for your process to optimize your recovery and minimize your costs and permit requirements.
After your excitement peaks when you first receive the high gold assay from the vein you just exposed, you ponder how you will extract and sell your gold. You will need to develop a flow sheet for your process to optimize your recovery and minimize your costs and permit requirements.
What Have You Got to Lose?
November 2016
It’s accepted knowledge that wet methods will recover more fine gold than dry methods and processing the gravel as a whole will get more gold than only using a metal detector. The question is how much more?
It’s accepted knowledge that wet methods will recover more fine gold than dry methods and processing the gravel as a whole will get more gold than only using a metal detector. The question is how much more?
Ask the Experts
April 2014
Bismuth oxide for assaying?
Bismuth oxide for assaying?
Using Vegetation and Soil Conditions as Prospecting Aids
January 2013
Wouldn’t it be great if you could know if there is gold in the ground without setting foot on the ground? Well you can, to a certain extent, if you can recognize mined ground from unmined.
Wouldn’t it be great if you could know if there is gold in the ground without setting foot on the ground? Well you can, to a certain extent, if you can recognize mined ground from unmined.
Operation And Application Of Magnetometers
October 2014
The technology used in these devices has advanced greatly in the last century. Many different types of physical effects are used to measure these magnetic fields and we will briefly look at some of these.
The technology used in these devices has advanced greatly in the last century. Many different types of physical effects are used to measure these magnetic fields and we will briefly look at some of these.
Hard Rock 101: Micro Blasting
July 2020
Micro blasting can be used to take down hanging rock, separate minerals from overburden, and collect gemstones and other high-value product with minimal damage.
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