All Articles
A Unique Prospecting Method
April 2003 by Dr. Ralph E. Pray
In 1948, I lived alone in the Cerrillos Mountains south of Santa Fe, New Mexico, at the Tom Payne Mine. When lead and zinc metal prices suddenly took a nosedive, our ore and concentrate shipments from the Payne to the ASARCO smelter...
Additional articles that might interest you...
Melman on Gold & Silver
January 2000
Well, this is it, the dawning of the new Millennium. By the time you receive this issue, we will be on the threshold of a new year, decade, century and thousand years. The last people to enjoy such a time were those who lived in the year 999—but there was a staggering difference. At that time...
Well, this is it, the dawning of the new Millennium. By the time you receive this issue, we will be on the threshold of a new year, decade, century and thousand years. The last people to enjoy such a time were those who lived in the year 999—but there was a staggering difference. At that time...
Prospecting for Diamonds
January 2013
Let’s take a look at diamonds and diamond mining and see how they form, how they are used beyond just jewelry, and what leads geologists to find diamond deposits.
Let’s take a look at diamonds and diamond mining and see how they form, how they are used beyond just jewelry, and what leads geologists to find diamond deposits.
Getting Your Float Circuit Layout Right
November 2004
Commissioning is going well; ramp-up targets are all being met and the General Manager is happy. You arrive at the plant in the morning and start reviewing the night shift logs. What you discover is the night shift had to reduce feed to the mills...
Commissioning is going well; ramp-up targets are all being met and the General Manager is happy. You arrive at the plant in the morning and start reviewing the night shift logs. What you discover is the night shift had to reduce feed to the mills...
Prospecting Ores Shoots and Hidden Veins for Specimen-Grade Gold Samples
June 1999
Until about 20 years ago, interest in Wyoming's gold was at an all-time low, not only because of relatively-low gold prices, but also due to the lack of information on many of the state's gold deposits.
Until about 20 years ago, interest in Wyoming's gold was at an all-time low, not only because of relatively-low gold prices, but also due to the lack of information on many of the state's gold deposits.
Our Readers Say
June 2007
I enjoy your magazine very much. I read it from cover to cover every month.
I enjoy your magazine very much. I read it from cover to cover every month.
The Guaniamo Diamond Region, Venezuela—Part I
July 2010
The considerable richness of the gravels is shown by the fact that operators have successfully worked the same river sections for over 20 years.
The considerable richness of the gravels is shown by the fact that operators have successfully worked the same river sections for over 20 years.
Metal Detecting Within the Cordillera for Gold Placers Associated With Tertiary Epithermal Ore Deposits
January 2001
This is a follow-up article to “Epithermal Ore Deposits...” published in the December 2000 issue. Related tables and maps were included with the previous article. If you did not receive the December issue you can still view the previously published maps on our web site by clicking on “January 2001 Featured Article.”—Editor
This is a follow-up article to “Epithermal Ore Deposits...” published in the December 2000 issue. Related tables and maps were included with the previous article. If you did not receive the December issue you can still view the previously published maps on our web site by clicking on “January 2001 Featured Article.”—Editor
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The Bawl Mill
• Impact of Habitat Designations Grossly Underestimated
• Manslaughter Charges Dropped Against Sixteen to One Mine
• Over the Divide
• Cripple Creek, Colorado
• Picks & Pans: Virginia Prospecting
• PLP Gets the Key!
• Mariposa, California
• The Ocampo District, Chihuahua
• The Collaboration
• Mud Creek Placer Mine
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
• Melman on Gold & Silver
