All Articles
Gold in Panama
November 2001 by Edgar B. Heylmun, PhD
Panama is a long, narrow isthmus, 30,200 square miles in area, that separates Costa Rica from Colombia. It is best noted for the Panama Canal, which is now under the control of the Panamanian government, aided by the United States. The canal bisects the country and is an engineering marvel that was opened in 1914.Additional articles that might interest you...
Picks & Pans: George Duffy Jr.—Pocket Miner Extraordinaire
September 2004
During the Miocene and Pliocene mid-Tertiary Epochs, the Great Basin, Mojave, and Sonoran deserts within parts of California, Nevada, and Arizona became the source—the genesis—of ubiquitous epithermal “precious metal” fissure-gold veins associated with extensive acidic volcanic lava flows that blanketed much of the Cordillera during this time.
During the Miocene and Pliocene mid-Tertiary Epochs, the Great Basin, Mojave, and Sonoran deserts within parts of California, Nevada, and Arizona became the source—the genesis—of ubiquitous epithermal “precious metal” fissure-gold veins associated with extensive acidic volcanic lava flows that blanketed much of the Cordillera during this time.
Looking Back
January 2005
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.
Detecting Clay Seams
November 2015
Because the old timers were so good at locating the better paying deposits—most of them along clay seams in this particular area—it makes good sense to try and locate these clay lines at old mining sites.
Because the old timers were so good at locating the better paying deposits—most of them along clay seams in this particular area—it makes good sense to try and locate these clay lines at old mining sites.
Osisko Exploration: Redeveloping the Historic Malartic Mining Camp
August 2006
Quebec is known throughout Canada as “La Belle Provence”—The Beautiful Province. While eastern Quebec is better-known with major cities Montreal and Quebec City, the western portion is indeed a land of lakes, forests, streams and...
Quebec is known throughout Canada as “La Belle Provence”—The Beautiful Province. While eastern Quebec is better-known with major cities Montreal and Quebec City, the western portion is indeed a land of lakes, forests, streams and...
The Forgotten Specimen—Part I
June 2009
In these types of cases I tend to listen to what my metal detector is telling me. The machine was very quiet, suggesting my initial impressions were right about the ground make up.
In these types of cases I tend to listen to what my metal detector is telling me. The machine was very quiet, suggesting my initial impressions were right about the ground make up.
Successful Gold Prospecting
January 2011
There are loads of new gold prospectors attracted by the current high prices, and so I thought it might be a great time to take a look at what makes some prospectors so much more successful than others.
There are loads of new gold prospectors attracted by the current high prices, and so I thought it might be a great time to take a look at what makes some prospectors so much more successful than others.
Alternative Gold Leaching Methods
January 2014
The ideal leaching chemical would leave behind what we don't want or need in the ore and take only the valuable metals.
The ideal leaching chemical would leave behind what we don't want or need in the ore and take only the valuable metals.
Subscription Required:
The Bawl Mill
• Our Readers Say
• From the Editor
• Guest Editorial—Exploiting Tragedy
• Placer Gold in Utah
• President Bush: Put ANWR Drilling in Energy Bill
• Aussie Gold
• Picks & Pans: Working the Ol' Paystreak
• High Country Dredging in Kaufman Creek, Colorado
• How to Become a More Successful Nugget Detectorist—And Basic Information on Machines
• Altar District's Golden Lure
• The Manson Mine
• California State Gold Panning Championship Results
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
