The Fire Assay of Carbon
February 2016 by Hank Chapman, Jr.Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.
NOI or POO for small backhoe
Over the years, I've noticed a pattern in the type of rocks associated with the best gold deposits in Midwestern glacial gravel.
It was time to prime the pump and start the engine! Dan’s priming method is to use a small, submersible, 12-volt pump. My priming method is to use a hand-operated diaphragm pump.
Old tailing piles extend for miles. There was still plenty of water flowing here, so WPA members set up highbankers at several settling ponds.
I saw gold this summer. The kind of gold that I haven’t seen since ‘81. The kind of gold that rattles in the pan. The kind of gold that would start a stampede—even in 1898.
The solution focused on the relative difference in malleability between gold and waste, rather than the difference in density exploited by gravity circuits.
The Bawl Mill • Legislative and Regulatory Update • Ask The Experts • Ask The Experts • Ask The Experts • Ask The Experts • The Art of Underwater Nugget Shooting • Northwestern Alaska Mineral Resources • A Family Quest for Gold • MMAC & PLP Update • Determining the Amount of Gold in Rich Ores • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices
Gold in Quartz