Wyoming's Billion Dollar Nugget—The Trilogy Ends
June 2011 by David C. FreitagThe next hurdle to jump was whether the trommel motor would start again after sitting on the desert for six years without being started. The last time it had taken a three foot pipe wrench to bust it loose.
The holes were overloaded with explosives, but I didn’t know it. I was just a green mining engineer fresh out of school and told to watch as the experienced miners set the charge.
The first and most important thing of the sampling process is to try to be as unbiased as possible. There is a natural tendency to select rock that looks the best—even unconsciously.
If there is misleading wording anywhere, it will be in the sample data and in reserve/resource estimates.
The 316 Mining Company has not been all that successful, but does not ever seem to learn from their past mistakes.
The problems of the submersible dredge tube are addressed by the subsurface dredge, where the enclosed sluice recovery tube is suspended from a flotation assembly...
His brother’s friend showed him a vial of gold that originated from his family’s mine in Honduras. Within two weeks Ernie had flown to Honduras to get a first-hand tour of the historic mine and the primitive operation underway to recover the gold.
This explains the large difference in particle sizes between placers and hydrothermal lode deposits, but also means that while the mining may be similar in some cases, the sampling and recovery techniques are usually quite different.
The Bawl Mill • Dredge Mining—Current Situation in Idaho • Fault Zones and Prospects • What Are Those Rocks In My Pan? • "Gold Rush: Alaska" in the Porcupine Mining District • Melman on Gold & Silver • Mining Stock Quotes & Mineral and Metal Prices