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Revisiting Commerce Resources—A Tantalum and Niobium Mining Project
June 2007 by Leonard Melman
One of the most intriguing company articles we have written during the past few years was based on our late Spring 2005 visit to Commerce Resources’ tantalum and niobium project in the towering mountains of east-central British Columbia...
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• Sweep speed and sensitivity settings for a GPX-4500
California State Gold Panning Championships
The California State Gold Panning Championships are part of the Foresthill Heritage Celebration, which has increased in stature a lot this year. The addition and growth of the annual California State Lumberjack Championships to...
California State Gold Panning Championships
This year’s 2015 California State Gold Panning Championships were wild and hectic.
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• Is this a good time to invest in gold and silver?
Some Tips and Tricks for Dredgers: Determining Pulley Size and Belt Length
If Epd is larger, then the compressor will be spinning faster than the manufacturer’s maximum specified RPM and might destroy itself. If this happens, then the compressor again might not produce enough air to support a diver. Neither is a desired outcome.
Experts Forecast Rising Prices for Gold, Silver
During the two investment conventions in Vancouver this January, the mood was incredibly upbeat. Gold was rising strongly and prospects appeared bright. The same was true at the giant PDAC gathering in Toronto in March. By late April the shine had come off the short-term prices of metals...
Ask The Experts—Extraction of micro gold from black sands
I know big mining companies use cyanide and other leach systems to recover gold from ore. Is this the only economically feasible way to recover the values?
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