Ask The Experts
Ask The Experts
December 2014 by Chris Ralph
• A place for mining equipment "on the cheap"?Ask the Experts
Q: Graphite spray to prevent sticking when using cast iron molds
Ask The Experts
• Can I get advice on a hard rock property in Calaveras County, California?
Ask The Experts
Hydraulic remnants or just lose material?
Ask the Experts: gold per ton; improving assay method
Q: How much gold do I have per ton and how can I improve my assay method?
Ask The Experts—Amalgamation
Q: Exactly how does amalgamation work? Does it “melt” the gold (or copper, or silver, etc.) and form an alloy? If one leaves a piece of gold in mercury, will the entire sample become an amalgam (combination) of gold and mercury? Or does it only affect the surface...
Ask The Experts - Where can I get geological maps?
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The Bawl Mill
• Legislative and Regulatory Update
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• Ask The Experts
• Uncovering the Find of a Lifetime
• Suction Dredging Battle Escalates
• Guinea Africa: Gold, Ebola, and a Monkey Barbecue
• Finding Gold in Tailing Piles
• Small-Scale Processing of Hard Rock Ores
• 2014 Index - Annual Tables of Content
• Why Did This Silver Mine Close? - Pt III
• Get The Lead Out!
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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