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A New Method for Handling Stubborn Gravity Middlings

The solution focused on the relative difference in malleability between gold and waste, rather than the difference in density exploited by gravity circuits.

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Cyanide-Free Gold Separation


Some ores—mostly those with a high free gold content—are very amenable to gravity concentration. Well oxidized ores containing coarse gold are usually best for non-cyanide processes. Ores with significant sulfide content may require the...

Northwestern Alaska Mineral Resources


Gold and jade are actually only minor mineral resources for the Northwestern Alaska region as a whole. Modern prospecting has focused more on base metal than precious metal resources.

How to Use BLM’s New Mineral and Land Records System


This new map-based tool is far superior to the old version with lots of potential layers and information that a prospector can use in research.

The ABCs of XRF


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Why Haven't They Mined This Claim?


Improvements in mining equipment and techniques, along with a higher gold price, make many mining properties profitable today that may not have been in the past.

Bering Sea Gold—Part II


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Prospecting Hard Rock


We panned out maybe three gold pans of the material and we were shocked at the gold that was there. This rock appeared to be rich.

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