Ask the Experts
January 2015 by Chris Ralph• How do I get mining claims appraised?
Augers can be used effectively for placer exploration with certain limitations.
The ideal leaching chemical would leave behind what we don't want or need in the ore and take only the valuable metals.
Some claim they can smell gold. This may be, but when I take a whiff of gold, I smell dirt, rotten eggs, garlic or just nothing: my nose is everything but sensitive.
If there is misleading wording anywhere, it will be in the sample data and in reserve/resource estimates.
How do mines and refiners deal with doré bars?
• Making a noisy dredge more quiet
Most prospectors understand placer mining a lot better than hard rock mining and don’t realize the amount of work that goes into processing different types of hard rock ore.
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