Niobium and Tantalum
January 2005 by Edgar B. Heylmun, PhDNiobium (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.
Mining Stock Quotes and Mineral & Metal Prices
More Tennessee Gold
I was well on my way in learning about gold prospecting after my successful adventure panning for gold at Coker Creek. It didn’t take me a whole lot of days of panning to decide I needed something better so I could...
A Few Tips and Tricks for Beach Mining
When you think about the extremes to which a miner will go to get a little gold, it occurred to me beach gold could be "easy pickings."
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Wild and Scenic River Prospecting—North Fork of the American River
Today it is getting tougher and tougher to find a place to prospect. There is one significant haven left for the small miner...
The Bawl Mill
• Two steps forward, several billion steps back
• No daylight "savings" in DC
• China invades Washington, DC
• Center gives new meaning to "protection"
Care and Lubrication of a Model 13 Laboratory Wilfley Table
A Wilfley table works best when all of the mineral being run across it (the pulp) is about the same size. For this reason, I took a good look at each of the samples.
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