Small Mining Operations
Breaking Boulders With Explosives
January 2022 by John Norman
The process we will be using is called “blockholing,” and it is commonly used at mines and in construction projects to break up oversize material into sizes that can be easily handled.
Exploring Placers with Auger Drills
Augers can be used effectively for placer exploration with certain limitations.
Gold Geochemistry: Where Does Gold Come From?
Prospectors often wonder why gold deposits in veins like it does. Why is one vein rich while another is barren, even though they are only a few hundred feet apart?
The Significance of Nuggets in Placers
Chances are better that both types of gold did not come from the same source. Let's look at the probable conditions to cause two types of gold in a placer.
Ask The Experts
Options for affordable crushers for small mining operations
Legislative and Regulatory Update
- NEPA comments due
- Update on latest US Supreme Court suction gold dredging appeal
- Washington State tries to restrict suction gold dredging
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.
The Heavy Minerals in Your Concentrates
The fact that mineral deposits can contribute specific types of heavy minerals is why the analysis of the heavy mineral concentrates in the streams of an area can be an important prospecting technique for finding undiscovered mineral deposits.
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The Bawl Mill
• Ask The Experts - Geophysics or drilling? Which is best for this project?
• Ask The Experts - How closely are black sand and gold related?
• Why Is The Gold On Bedrock—Or Why Is It Not?
• Colorado to California for Gold
• Historic Dredge Uncovered in North Carolina
• Setting Up A Placer Operation
• Grizzly Flats, California—Another Mother Lode Gold Rush Town
• Drywashing Without A Drywasher
• Late Fall Drywashing
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
