From Hand Sluice to Dredge
December 2008 by David Shackleton“This here is a sluice,” David said as he held up a long shiny metal object. He explained how, when set in the water properly, heavy objects like gold and lead would be trapped behind the riffles, and the lighter material...
PLP is also concluding its funding and review of a scientific study which names the suction dredge as the preeminent tool for reclaiming American waterways to counter atmospheric mercury impacts coming from China.
Down, down, down I plummeted into the narrow granite chute. In a matter of a few seconds, I envisioned myself lying crumpled in a field of mammoth, sharp, jagged granite rocks. In those few seconds, my thoughts also imagined my life ebbing...
• And the award goes to...
• How about a cold one?
The technology used in these devices has advanced greatly in the last century. Many different types of physical effects are used to measure these magnetic fields and we will briefly look at some of these.
A group that hunted for gold for years on Victorio Peak on this restricted southern New Mexico test range has taken its legal battle against the Army to a website.
…some miners are doing exceptionally well… with a few obtaining amounts estimated in the millions of dollars.
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.
The Bawl Mill • Mining Journal Contest • Bullion River's French Gulch Gold Mine • Montana Tunnels Gets Final OK • Reading A River: Finding The Paystreaks—Part I • Gold Miners Hunker Down Amid Financial Storm • Lluvia de Oro—A Shower of Gold Awaiting Development in the Sierra Madre—Part II • Melman on Gold & Silver (2008 Year in Review) • Chavez Eyes Venezuela’s Largest Gold Mine • Mining Stock Quotes and Mineral & Metal Prices