Prospecting & Detecting
Determining The Optimal Crushing Size for Gravity Recovery
February 2020 by Steve Gaber
It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.
Our Readers Say
- Conversion charts and tables
- Solutions to anti-mining efforts
Are There Any Good Prospects Left?
This type of thinking will get you discouraged pretty fast, and soon all of your mining equipment will be found gathering dust in your garage.
Prospecting Knowledge -- Pass It On!
I had two of the guys go down into the creek and each one picked out a small island of bedrock. I had them detect their piece of bedrock and then gave a critique to all on how they did.
Ophir—Possibly the Best Kept Secret in Alaska!
...I decided to excavate the semi-frozen high-bank that was resting on a soft shale bedrock footing. Within three feet, I encountered an intrusive!
Drywashing for Desert Gold—Part I
If you have a bad case of gold fever like me, then it’s nice to know that you can get some of that pretty yellow metal almost any time of the year, wet or dry.
How Long Does It Take to Find and Recover An Ounce of Gold?
Some ask if a prospector can collect an entire ounce in a day. It is possible; I’ve done it before.
Sunshine and Gold
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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
• Gold Prospecting for Better or Worse: The Pains of Prospecting
• To Foam or Not to Foam
• 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
