Prospecting & Detecting
To Foam or Not to Foam
February 2020 by Harry Griffin
George was considering filling his dredge floats with closed-cell foam, ensuring that there would be no area available within each float for flooding.
Hard Rock Milling: A Matter of Scale
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.
A Day On The Yuba River
There weren’t as many pieces of gold, but what I did find was bigger. As I worked my way down towards the spot that I had been working the first three days, I noticed a large crack that crossed the river.
California Dredgers: A Step Closer to Getting Back in the Water
...Judge Ochoa ordered the parties to participate in mandatory settlement hearings starting June 24, 2014.
Placers Directly Associated with Lode Deposits
Placers that are directly associated with lode deposits are sometimes overlooked and may have good potential for those who are willing to search for them.
Exploring The Historic Rand Mining District, Southern California
My largest nugget from this area is almost one-half ounce. I’ve found several smaller chunks and many pickers in addition to the fines and flakes that I put in my poke.
Tips for Detecting Nugget Patches
Gold Placers of the Kenai Peninsula, Alaska
The biggest obstacle is that like many streams on the Kenai Peninsula, high water during the summer months from snow melt and rain can make dredging nearly impossible. The best dredging is in the colder months of the year.
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The Bawl Mill
• Ask The Experts - Can you explain how caliche forms?
• Ask The Experts - How does gold form?
• Ask The Experts - Do you think it’s realistic for a detectorist to recover a couple of ounces per week if working full time?
• Ask The Experts - Can you suggest proper discrimination settings for my detector?
• Time to Stake Your Own Mining Claim
• A Day On The Yuba River
• Determining The Optimal Crushing Size for Gravity Recovery
• Gold Prospecting for Better or Worse: The Pains of Prospecting
• Following Man-Made Ditches to Recover More Gold
• Sixteen to One Gold Mine: Going Underground - Pt II
• All About Native Silver
• Internet Forum Gold
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
