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Niobium and Tantalum
January 2005 by Edgar B. Heylmun, PhD
Niobium (columbium) and tantalum are related metals that usually occur together and are associated with vanadium on the periodic chart of the elements. Both metals have seen increased usage in high-tech applications in recent years because of increased availability.Picks & Pans: Diamond Hunting in Wyoming
Rod Griffin and I have spent most of our free time looking for the hard-to-find diamonds, and have found ourselves involved with wildlife, obstacles, bad roads, streams, bogs, bulls—you name it.
Melman on Gold & Silver
Those who declared that our world would be forever changed after the events of September 11 certainly appear to have been right. Not only is the evening news filled with the events of the anti-terrorist war, but even our vocabulary has changed—along with our geographic knowledge. People who did not know Afghanistan from East Timor—and who could have cared less—can now recite at will facts about Kabul, Islamabad, Jalalabad and Uzbekistan.
Heavy Sands Mining
Lately my mind has been involved with group 4 of the transition elements, namely titanium, zirconium, and hafnium. They all have similar chemical properties. Of greatest interest to economic geologists and miners is that these valuable elements often occur together in sands.
Melman on Gold & Silver
If the costs of financing the national debt increase in a manner described in this study, that should, in our opinion, be regarded as a long-term plus for the precious metals.
California State Gold Panning Championship Results
This year the State Gold Panning Championships were held August 24-27, at the California State Fair, sponsored by the Motherlode Goldhounds and Cal Expo.
The Long Road to Gold Point, Nevada
Apart from the hard rock mines, there are abundant gold-bearing placers, especially in the areas in and around Oriental Wash.
Melman on Gold & Silver
Sometime during the hippie days of the 1960s, the world became aware of the custom of chanting mantras. At that time, the favorite was the word “OM.” Well, the financial community seems to have recaptured the custom of chanting...
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The Bawl Mill
• Convention Report
• Interview with Congressman Gibbons on Mining Law Reform
• The Art of Finding Coarse Gold Part II—Pocket Hunting for Residual Placers
• Gold Canyon Resources Targets Gallium
• Tucson Mountain Chaos
• Picks & Pans: Auburn Ravine Gold
• Suit Filed to Stop Mining in Northern California
• The Iola Mine Group, Montgomery County, North Carolina
• Effectively Using a Detector and Drywasher for Placer Gold
• Mining Companies Use Conservative Valuations
• Company Notes
• Accident at Robinson Mine Leaves Two Dead
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
