Small Mining Operations
Exploring Placers with Auger Drills
June 2014 by Jim Halloran
Augers can be used effectively for placer exploration with certain limitations.
Gold in Tertiary Gravels
In some places, semi-continuous sections of riverbed can easily be linked in many places to identify the path of the ancient rivers.
Underground Mining: Getting the Ore Out
Choosing the right method to move your ore and waste is all about making the right choices. Sometimes more than one method may be used during the life of a mine as an operation expands and grows.
Gold Deposits of the Ivory Coast
Ivory Coast has considerable gold reserves, and this nation has the largest area of greenstone belts prospective for gold in the continent.
Some Tips and Tricks for Dredgers: Determining Pulley Size and Belt Length
If Epd is larger, then the compressor will be spinning faster than the manufacturer’s maximum specified RPM and might destroy itself. If this happens, then the compressor again might not produce enough air to support a diver. Neither is a desired outcome.
Placer Channel Sampling
Sampling gold placers can be rewarding, but remember to treat the samples so you are not high grading or low grading your results. Learn the rules and apply them so your samples are accurate.
Gold Dredging on Oregon's South Umpqua
Familiarizing oneself with an unfamiliar part of the country is often a requirement of successful gold prospecting. In the pursuit of gold, it may become necessary for a prospector to branch out into new hunting grounds.
Large Gold Deposit Types
It is not necessary to have a PhD in geology, but you need to know the basics, so that’s what I am going to try to dig into here—the understandable basics of these gigantic gold deposits.
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• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Correction
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• A Few Methods for Sampling Hardrock Deposits
• Protecting Our Access to Public Lands
