Operation And Application Of Magnetometers
October 2014 by Chris RalphThe technology used in these devices has advanced greatly in the last century. Many different types of physical effects are used to measure these magnetic fields and we will briefly look at some of these.
Oleophilic means "affinity to or attracted to oils," and this includes gold an diamonds.
Designing my own dredge...
The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.
When you think about the extremes to which a miner will go to get a little gold, it occurred to me beach gold could be "easy pickings."
The first thing a person should do is seriously consider whether they want to go mining as a hobby or a business, and the tax implications of the choice.
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.
A Wilfley table works best when all of the mineral being run across it (the pulp) is about the same size. For this reason, I took a good look at each of the samples.
The Bawl Mill • Ask the Experts • Ask the Experts • Ask the Experts • Ganes Creek After The Flood • A Trip to Morgan-Monroe State Forest of Indiana • The Pedro Gold Dredge • Detecting Alone -- What to Look For • Over the Divide: John A. Miscovich • What Equipment Do I Need? • Why Did This Silver Mine Close? • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices