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Looking Back
February 2009 by Staff
Excerpts from California Mining Journal, our original title, published 50 years ago this month.Additional articles that might interest you...
Ask The Experts - How do I best recover gold in pyrite?
November 2017
Melman on Gold & Silver
December 2015
Many observers have questioned why the precious metals have not enjoyed strong rallies despite a growing number of positive indicators.
Many observers have questioned why the precious metals have not enjoyed strong rallies despite a growing number of positive indicators.
Detecting Alluvial Bench Deposits
February 2017
The same questions you ask yourself about gold trapping features in the present stream can be applied to the benches above the stream. Just imagine the stream at a much earlier time, before it cut its way down to the present level…
The same questions you ask yourself about gold trapping features in the present stream can be applied to the benches above the stream. Just imagine the stream at a much earlier time, before it cut its way down to the present level…
Ask The Experts—What minerals are magnetic? Can rare earth magnets capture platinum?
February 2011
What minerals are magnetic? I have heard that super magnets (rare earth magnets) can capture platinum. True?
What minerals are magnetic? I have heard that super magnets (rare earth magnets) can capture platinum. True?
Understanding Geologic Deposit Models
May 2008
Geologists have long noted the similarities of certain types of mineral deposits all across the globe. Similar minerals, similar country rocks, and similar grades of mineralization may occur in several different parts of the world.
Geologists have long noted the similarities of certain types of mineral deposits all across the globe. Similar minerals, similar country rocks, and similar grades of mineralization may occur in several different parts of the world.
Picks & Pans: Prospecting for Lode Gold
October 1999
Most of the world's ore deposits have been found by prospectors, not by geologists nor mining engineers. This article has been prepared with this fact in mind.
Most of the world's ore deposits have been found by prospectors, not by geologists nor mining engineers. This article has been prepared with this fact in mind.
Breaking Rock the Old School Way
June 2013
Prospectors have many reasons why they might want to break rocks. These include dividing up a specimen too large to carry.
Prospectors have many reasons why they might want to break rocks. These include dividing up a specimen too large to carry.
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