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.
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.
Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.
Filing claims is actually quite easy, though there are a number of pitfalls that you should watch out for. Over the years, I have made just about every mistake you can with a mining claim, and have learned a few things to watch out for along the way.
Getting started in prospecting often requires the purchase of some equipment, but one can spend as little as $10 and be finding gold or spend thousands and also be finding gold—yet you will probably have many more opportunities and possibilities with more and better equipment.
Take a look at the picture—it’s pretty simple and you can build it yourself.
What are the tell signs of garnet deposits?
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.
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