Prospecting & Detecting
Hard Rock 101: Breaking Rock—Part I
May 2020 by John Norman
What do you do when you’ve located a promising deposit of gold or gemstones, but it’s trapped in solid rock?
Using Google Earth and Other Maps
Last month, one of our readers requested an article regarding the possible use of Google Earth for prospecting research. It was a good idea, so here it is.
What Have You Got to Lose?
It’s accepted knowledge that wet methods will recover more fine gold than dry methods and processing the gravel as a whole will get more gold than only using a metal detector. The question is how much more?
Downieville: Another Gold Rush Favorite
I didn’t know what to expect because the area we were working was not close to the water, but we were pleasantly surprised when we began to pan out some nice flakes and a few pickers.
Detecting Alluvial Bench Deposits
The same questions you ask yourself about gold trapping features in the present stream can be applied to the benches above the stream. Just imagine the stream at a much earlier time, before it cut its way down to the present level…
Want to Go to Australia?
Every year there are large nuggets found by the diligent, and occasionally by the lucky newbie.
The Black Diamond of the Forest
Hearty trees, shrubs and plants are a product of the soil conditions in which they grow, so it makes sense that roots near an ore deposit will take on nutrients containing metals if they are present.
Prospecting for Diamonds in Kimberlite
Kimberlite is very difficult for geologists to find, let alone prospectors and rock hounds. This is because kimberlite is rarely exposed on the surface and few people know how to identify the rock.
Subscription Required:
The Bawl Mill
• Ask The Experts - What does a prospector look for when seeking ores?
• Ask The Experts - Is a detector any good at discriminating pyrite or chalcopyrite in ferrous-reject mode?
• Ask The Experts - Does the Journal know if any gold mining has been shut down over the Covid-19 virus?
• Ask The Experts - Is this a promising assay?
• Ask The Experts - How do you utilize magnets in your prospecting equipment?
• Ask The Experts - Is using hydrogen peroxide a good indicator for PGMs?
• A Note from the Editor
• Going Over Old Ground With Newer Technology
• Tips and Tricks
• Prospecting in the Age of Covid-19
• Sharing Gold Fever with a Friend
• Panning on North Fork American Yields Good Gold
• Gold Prospecting for Better or Worse: Dum-Dum Dodges a Boom-Boom
• 'Wormholes'—Reckless Adventure
• All About Lead Minerals, Silver and Gold
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
Legislative and Regulatory Update
• PLP Update: Regulatory Relief On The Way
• It's Time to Get the Heck Out of China
