The Significance of Boulders in Placer Deposits
February 2010
The good news about boulders is they can trap heavy minerals. The bad news is moving them out of the way can be a real struggle.
The good news about boulders is they can trap heavy minerals. The bad news is moving them out of the way can be a real struggle.
Oregon Suction Gold Dredgers Score Big Win
February 2010
The main issues in this case involved the DEQ’s authority to regulate discharges under sections 402 and 404 of the Clean Water Act.
The main issues in this case involved the DEQ’s authority to regulate discharges under sections 402 and 404 of the Clean Water Act.
Michigan Approves Nickel, Copper Mine
February 2010
Regulators gave final approval to a nickel and copper mine for the Upper Peninsula.
Regulators gave final approval to a nickel and copper mine for the Upper Peninsula.
Desert Drywashing
February 2010
I thought I’d try something totally different—a large area of small material tailings. After about an hour of digging and test panning we both had more gold than all the other digs combined.
I thought I’d try something totally different—a large area of small material tailings. After about an hour of digging and test panning we both had more gold than all the other digs combined.
The History of Gold Mining in Sierra County
February 2010
There may be some truth to some of the fantastic claims. The Ruby Drift Mine near Forest City is where 159 nuggets were taken out between 1937 and 1942—a total of about 1,000 ounces with an estimated value of $1.5 million when gold was...
There may be some truth to some of the fantastic claims. The Ruby Drift Mine near Forest City is where 159 nuggets were taken out between 1937 and 1942—a total of about 1,000 ounces with an estimated value of $1.5 million when gold was...
Melman on Gold & Silver
February 2010
As laws become cluttered, difficult to understand and almost impossible to enforce both effectively and economically, they are bound to drag down industry and commerce inside a welter of complications.
As laws become cluttered, difficult to understand and almost impossible to enforce both effectively and economically, they are bound to drag down industry and commerce inside a welter of complications.
Mining Stock Quotes & Mineral and Metal Prices
February 2010
Looking Back
February 2007
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Looking Back
March 2007
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Ask The Experts — Please tell me more about the Tullock II rule.
March 2007
Q: I read in the April 2006 ICMJ’s Prospecting and Mining Journal about the Tulloch II rule. I have not read anything on or about it since. Is there any more written about it? I would appreciate anything you could tell me.
Q: I read in the April 2006 ICMJ’s Prospecting and Mining Journal about the Tulloch II rule. I have not read anything on or about it since. Is there any more written about it? I would appreciate anything you could tell me.
Ask The Experts — Could you please write an article explaining core samples?
March 2007
Q: How about an article on understanding core samples? I am getting emails from mining companies with core sample reports and I am not sure as to what I am reading!
Q: How about an article on understanding core samples? I am getting emails from mining companies with core sample reports and I am not sure as to what I am reading!
Mining Stock Quotes & Mineral and Metal Prices
January 2010
The Bawl Mill
January 2010
• Top 10 ways to get past airport security
• Scientific certainty flashback
• Open means closed
• Gore’s Inconvenient Truth
• Top 10 ways to get past airport security
• Scientific certainty flashback
• Open means closed
• Gore’s Inconvenient Truth
Legislative and Regulatory Update
January 2010
• EPA declares carbon dioxide a threat to environment
• Suction dredging update for California
• California Fish & Game director resigns
• More Merced River restrictions
• EPA declares carbon dioxide a threat to environment
• Suction dredging update for California
• California Fish & Game director resigns
• More Merced River restrictions
In Pursuit of Gold & Silver in the Sierra Madres—Up and Running
January 2010
The day has finally arrived. After five long years, much tribulation and many trial runs, today is to be a full day of production.
The day has finally arrived. After five long years, much tribulation and many trial runs, today is to be a full day of production.
Liberal Group Begins Push to Tax Mining in Nevada
January 2010
A Nevada liberal advocacy group is mounting a drive to get voters to back a ballot measure to collect more taxes from gold mining.
A Nevada liberal advocacy group is mounting a drive to get voters to back a ballot measure to collect more taxes from gold mining.
Detecting the Swiftshore Mine
January 2010
Our group of six met in Foresthill, California, in mid-November. The weather was crisp, but not too cold. We had planned this trip on short notice and were all eager for the adventure ahead.
Our group of six met in Foresthill, California, in mid-November. The weather was crisp, but not too cold. We had planned this trip on short notice and were all eager for the adventure ahead.
Prospecting for Rare Earth Metals
January 2010
Rare earth metals are critically important to many forms of modern technology, including most green energy saving applications, computers, televisions, and a number of military defense systems.
Rare earth metals are critically important to many forms of modern technology, including most green energy saving applications, computers, televisions, and a number of military defense systems.
Bucket Dredged Boulder Gold
January 2010
The black sand was loaded with mercury from the river, but there wasn’t enough to pick up all the fines. We took out the amalgam and had to suction up the remaining fine gold.
The black sand was loaded with mercury from the river, but there wasn’t enough to pick up all the fines. We took out the amalgam and had to suction up the remaining fine gold.
The Golden Surprise
January 2010
The thing about large coil, deep ground, big nugget detecting is the mind set you have to implement, which is completely different to the assuredness of a nugget or two if you chase the smaller but more prolific weights.
The thing about large coil, deep ground, big nugget detecting is the mind set you have to implement, which is completely different to the assuredness of a nugget or two if you chase the smaller but more prolific weights.
