All Articles
Enrichment of Gold Veins
November 2000 by Edgar B. Heylmun, PhD
Most 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
• EPA investigated for environmental ties
• Hundreds of miners show up to rally at Oregon State Capitol
• DOI nominee would be bad for miners
A Generous Lesson on Detecting Bedrock
The signal I was hearing was coming from a vertical bedrock crack on the bank of the creek. I removed my backpack, took out my crevicing tools and started to clean out the crack when I saw a glint of gold.
Gold and Silver Deposit May Be World's Largest
A crater in an undersea volcano off Japan may contain the world's largest gold nugget ever found...
New Guinea Denies Existence of Gold Stash
Wild rumors sweeping this near bankrupt Pacific nation of a multibillion dollar stash of World War II gold bullion are wrong, the government said.
So Where's The Gold?
...we finally got back to this exploration effort. The old works there were up above the old camp, which was very significant in size.
Ask The Experts
• Should I focus efforts on this particular rock type?
Legislative and Regulatory Update
• SB 637
• Public land users cry "fowl"
Subscription Required:
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
