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.
Several areas came to mind, but each was eliminated for one reason or another. One that seemed to be hanging on was the old historic mining town called Placerville.
There are times when being able to recognize a type of rock can make you a much more successful prospector.
…the “One More Time” has turned into three more trips and each of the three has yielded more gold each time down.
The 15 rare earth elements were discovered long after the gold rush began to wane, but demand for them only took off over the past 10 years...
Even though they have put down thousands of dollars, the buyers often stop paying on their claims part way through the process after they realize they’ve been duped, but the company just sells it again to another buyer.
Our research indicated this whole area had been claimed by Newmont mining company for several years, but when the price of gold dropped they let the claims expire, and we confirmed this with the local BLM office.
Some of the gold is placer that was beat up as it traveled; however, quite a bit of the gold is pocket gold that is running along the surface in this area.
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