Open Letter to the BLM
May 1999 by Guest Writerfrom H. Mason Coggin, PE & LS
During the summer break of my first year of college in the late ‘50s, I was unemployed and bored, so my friends and I decided to do some gold mine exploration. We used to read a magazine called Treasure and had a good idea of where all the gold mines were located.
Before heading out to work the same old ground, or blindly seeking a previously unknown gold placer area to drywash or detect, maybe you would benefit from doing a little research.
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...
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The Bawl Mill • Mining Law—A Short History • Industry Urges Restraint on Mining Reforms • Environmentalists Back FS on Mining Withdrawl • Our Readers Say • Huge Nugget To Be Auctioned • Platinum Group Metals • Company Notes • Gold at Mercury Mines • The Lovitt Mine • Picks & Pans: "Eye-Balling" for Alaskan Gold • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • Looking Back • Oil and Gas in Washington • As Millennium Nears, Copper No Longer King in Arizona