Enrichment of Gold Veins
November 2000 by Edgar B. Heylmun, PhDMost of the world's great gold mines are in secondary (supergene) enrichments in veins and stockwork, brought about by physical and chemical processes.
Legislative and Regulatory Update
• Some good news for a change
• New 49ers win Karuk appeal
• Another Oregon bill of concern
Strategies for Detecting Heavily Pounded Areas
The problem is every other nugget hunter and drywash prospector had the same idea. As a result, you can spend days, weeks, and even months detecting these areas and not find a single nugget.
Feds Eye Restrictions on AZ Archaeological Sites
The Interior Department is proposing a moratorium on new mining and grazing in a 176-square-mile area of central Arizona dotted with American Indian ruins, a possible first step toward a new national monument.
Your Guide to Prospecting in Alaska
Alaska is getting a lot of interest these days, not least because of all the gold prospecting shows on television. Hardly a month seems to pass without some new prospecting show being announced, and a couple of the most popular feature Alaska.
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...
The Guaniamo Diamond Region, Venezuela—Part I
The considerable richness of the gravels is shown by the fact that operators have successfully worked the same river sections for over 20 years.
Ask The Experts
Any good books on mineralized faults and contacts?
The Bawl Mill • Our Readers Say • The Assay of High Iron Gold Ores • The Patch • History of Mining—Bradshaw Mountains, AZ (Part I) • Picks & Pans—The Green Rock, Rattlesnakes, Good Gold and Ruth's Mine • The Oretron • Silver Hill, North Carolina • Residual, Lateritic and Gossan "Soils" as Potential Nuggetshooting Sites • Hardrock in Downieville • Looking Back • Company Notes • Gold in Northern Baja California • California State Gold Panning Championship Results • Melman on Gold & Silver • V.P. Contender Addresses Mining Show