Small Mining Operations
Care and Lubrication of a Model 13 Laboratory Wilfley Table
June 2016 by Roger Neuscheler
A Wilfley table works best when all of the mineral being run across it (the pulp) is about the same size. For this reason, I took a good look at each of the samples.
Tips for Cleaning Gold Nuggets
I pulled out the nuggets I had worked on previously and looked at the size of the wire basket that the items to be cleaned are placed into. It looks much like a miniature french fry deep fryer.
Bering Sea Gold—Part I
The popularity of the new Discovery Channel series Bering Sea Gold has peaked interest in what gold resources are offshore of Nome, Alaska. The Cape Nome mining district is world famous...
PLP and MMAC Update
Proper Spacing of Placer Sample Sites
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.
Recovering Fine Gold with Oleophilic Adhesion
Oleophilic means "affinity to or attracted to oils," and this includes gold an diamonds.
Selenium, Mercury and Suction Dredging—Studies Contradict CA State Water Resources Board
Federal and state regulatory agencies often cite mercury and methyl mercury in our waterways as a major factor for further restrictions on placer mining, and on suction gold dredge mining, in particular. However, these regulatory agencies are minimizing selenium and its neutralizing effects.
Putting Together A Small Free Gold Mill
Most small-scale miners want to know how they can set up a system much more cheaply. The difficulty is in the balance of putting together a decent small-scale system at a reasonable cost.
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