Gold at Mercury Mines
May 1999 by Edgar B. Heylmun, PhDThere are numerous old mercury (quicksilver) mines in the central Coast Ranges of California, from San Benito County on the south to Lake County on the north, a distance of 225 miles.
Our destination was some old hydraulic workings where the old miners had washed literally mountains of material away to expose gold in ancient river channels.
It was dredging season, 1997, after the catastrophic flood had hit us in January—a flood that took out bridges, roadways, undermined the railroad tracks in several places, and isolated us in the town of Quincy, California, for a week. The fog was so thick that planes couldn’t even land at the airport.
Questions regarding processing black sands
Q: [I have] fine gold in activated coconut shell carbon after treatment with a battery charger, battery and salt, from my deep wells. In the furnace, the carbon does not burn away to free the gold, but mixes worse than ever...
One of the largest gold nuggets ever found with a VLF metal detector: I got a huge signal, and I was thinking it was just another piece of junk—perhaps an old can or piece of a shovel.
The research I did for “Gold in the Slate Creek Basin” (September 2011 issue) found me chasing a channel out of the LaPorte territory headed towards the old mining town of Brandy City, California.
I really learned a lot from your step-by-step presentation and our "hands-on" observation of all the steps involved in mining...
The Bawl Mill • Mining Law—A Short History • Industry Urges Restraint on Mining Reforms • Environmentalists Back FS on Mining Withdrawl • Our Readers Say • Open Letter to the BLM • Huge Nugget To Be Auctioned • Platinum Group Metals • Company Notes • 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