Ask The Experts
June 2015 by Chris RalphSulfides and oxides—what's the difference between the two?
...this county contained some of the richest placer ground found in all of California and still produces some pretty impressive finds to this day.
Has your experience ever led you to wonder why some gold is deposited on bedrock and in crevices, while other gold is not? We’re going take a deeper look at this and see what we can figure it out.
There is reason to believe these stream valleys are still rich with gold, silver and copper.
Only the famous Kennecott copper mine was able to continue operating through the Depression owing to the exceptional richness of its ore.
The process of recognizing ores all starts with being able to recognize some basic minerals and knowing what hard rock ore looks like in the districts where you prospect.
Natural gold is never 100% pure; all natural nuggets contain at least some impurities. We're going to take a look at just what some of those impurities might be.
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