All Articles
How PGMs Affect Assay Beads
September 2001 by Charles L. Butler
Most fire assayers are trained to observe the cupelled beads very carefully, noting any discoloring or surface roughness that might indicate that one or more of the platinum group metals (PGMs) are present. The “clues and tests” I have included in this article stem from several sources, including my 35 years of experience performing torch assays...The Bawl Mill
• Before you invest your savings, ask to see their hands...
• Actual tax tips from the IRS for tax year 2008
• Maybe they thought the budget deadline was 2009?
Using Structural Clues to Locate Buried Placer Channels
They must have assumed the paystreak was spotty and had been mined out, so they never mined as close to the side of the valley as they should have.
The Rocks that Burn—Part II Is Oil Shale the Answer?
Opinions among experts in the energy business concerning present day oil shale development vary widely. Some think that more stringent energy conservation measures would make large-scale development of lamosite resources...
Ask the Experts
Questions regarding processing black sands
Detecting and Recovering Those Tiny Pieces
These are just a few tips and opinions of mine and this article is primarily intended for persons just starting to detect for gold and using a VLF detector.
Legislative and Regulatory Update
• Idaho challenges EPA regulations
• California suction gold dredging
National Mining Hall of Fame to Induct Five
Ceremonies for the induction of five mining industry pioneers into the National Mining Hall of Fame will be held Saturday, September 17, 2005 at the Museum Convention Center in Leadville.
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