Small Mining Operations
Guinea Africa: Gold, Ebola, and a Monkey Barbecue
December 2014 by Bryon Tolle
With great relief, the equipment I chose worked well, and after shoving into three days what should have been ten days of set-up and testing, we were up and running.
Extracting & Smelting Your Gold
Unfortunately, not all the gold that we prospectors find is pretty, or appealing to the eyes. They are not all nice, bright, shiny nuggets with lots of character that carry high collector value.
Conductive Minerals and Your Metal Detector
...most prospectors don't even think about the conductivity of minerals, but there are some that do conduct electricity to a certain degree, so metal detectors will respond to them.
Dredging Tips and Tricks: A Measure of Water Pump Efficiency
…as an academic argument, when mated to the appropriate engine, is the pump really moving water at the rate of 400 GPM?
Hard Rock 101: Mechanical Techniques
Since we know that the secret to breaking rock is applying force from the inside out (putting tension on the rock), we will be looking at ways we can generate force using human and machine power.
River Dredging vs. Creek Dredging—Part II
While river dredging in fast water, don’t be afraid of being swept out of your dredge hole by the current. If this happens—and it most certainly will in fast water—there is no need to panic. Don’t try to swim against the current because you will waste much energy in an effort to conquer the river. Just let it take you downstream.
A Model Mining Operation
After he excavates the ore down to bedrock, he goes over the bedrock with a metal detector to ensure he didn't leave any gold behind before he backfills the area.
Resurrecting An Old Hard Rock Mine—Safety Is No Accident
Now it was time for the nerve-wracking part of the job: actually removing anything from the hanging wall we deemed to be in need of removal because it was either loose, could be loose, looked loose, or we felt it was just downright dangerous
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The Bawl Mill
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• Uncovering the Find of a Lifetime
• Suction Dredging Battle Escalates
• Finding Gold in Tailing Piles
• Small-Scale Processing of Hard Rock Ores
• 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
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