Small Mining Operations
The Smell of Gold -- Part II
July 2015 by W. Dan Hausel
Designing and Evaluating Placer Gold Recovery Plants
For this article, I am focusing on industrial production plants that can handle 10 cubic yards per hour or more and would be fed by a loader or other heavy equipment...
A Test Grid Dredged for Gold Values
The evaluation must also consider the gold fineness or purity. The purity of the Sugardaddy nuggets is estimated at 850 fineness, meaning 85% is gold (Au), 12% is silver (Ag) with 3% being other gangue alloyed metal.
The Importance Of Mining Critical Minerals In The USA
Critical minerals are products that the government has designated as critical to our national interest because of both their potential military and industrial applications.
Ask the Experts
NOI or POO for small backhoe
Digging It Dry
I believe dry washing is an underappreciated prospecting method. There are plenty of places where there is some pretty decent gold to be had, but the spot is a long way from any water and dry processing may well be the best way to go.
The Perfect Summer
Within the first 3 hours he and I had found pocket after pocket of gold and couldn't wait to tell Levi of our treasure.
Why Haven't They Mined This Claim?
Improvements in mining equipment and techniques, along with a higher gold price, make many mining properties profitable today that may not have been in the past.
Subscription Required:
The Bawl Mill
• Ask The Experts
• Ask The Experts
• Trail to Treasure
• Hard Rock University: Expensive Hobby or Real Business?
• The Reason We Fight
• My Great Nevada Adventure
• Prospecting for Pegmatites
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
