Professional Equipment for Serious Detectorists!

Magazine

How To

Articles Per Page

From reading the land to setting up your equipment

Operation And Application Of Magnetometers


The 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.

Wilfley Tables—Repair, Rebuild & Set Up


I researched the Internet and found a number of table makers, but technology has changed in the last 25 years. No one could sell me a kit for a new deck with wooden riffles...

Designing and Evaluating Placer Gold Recovery Plants


For this article, I am focusing on industrial production plants that can handle 10 cubic yards per hour or more and would be fed by a loader or other heavy equipment...
Advertisement
The BEST Bundle Package and FREE Field Instruction!

Lode or Placer: What Difference Does It Make?


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.

Ask the Experts


What are the tell signs of garnet deposits?

A Model Mining Operation


After he excavates the ore down to bedrock, he goes over the bedrock with a metal detector to ensure he didn't leave any gold behind before he backfills the area.
Advertisement
Click to watch Video

Sniping for Drought Gold


There are not a lot of tools needed to get out and take advantage of the situation. Other than my wetsuit, I typically travel light with a gold pan, maybe a pry bar and a few crevice cleaning tools.

Gold Recovery with Centrifugal Bowls


Centrifugal bowls are very efficient, and with proper operation they can consistently achieve gold recoveries above 95% with gold of about 50 mesh size.

Cutbacks at S. African Mines—Britain Blamed


South African gold miners are turning their anger towards Britain, charging that the sale of 25 tons of gold by the Bank of England has depressed gold prices and put them out of work.
Advertisement
Serving Professional and Recreational Prospectors since 1979

Company Notes


• Homestake Mining Company
• Placer Dome Inc.
• AZCO Mining Inc.
• Guyana Diamond Corp.
• Canadian Mining Company, Ltd.
• Hecla Mining Company
• Pan American Silver Corp.

Nevada Looks to Tourism to Fill Mining's Gap


Lt. Gov. Lorraine Hunt and the Nevada Commission on Tourism have agreed to seek an unspecified amount of marketing funds to boost tourism in the Ely, Nevada area in the wake of a mine closing.

A Few Methods for Sampling Hardrock Deposits


With a little homework and a methodical approach to sampling, a prospector can determine if a deposit is worthy of more of an investment...
Advertisement
Full line of prospecting and mining equipment & supplies with NO sales tax!

Exploring Placers with Auger Drills


Augers can be used effectively for placer exploration with certain limitations.

Crushing Quartz in Calaveras County: A Placer Miner Learns New Tricks


I had never run an impact mill before, but anything involving rocks, water and a big electric motor sounded great.

Ask the Experts


How do mines and refiners deal with doré bars?
Advertisement
Get the pitch correct on your sluice box!

Finding Gold with a VLF Detector—Part II


It is this ability to hear and respond to the faintest of audio signals that I believe separates the best nugget hunters from everyone else.

Ask the Experts


Bismuth oxide for assaying?

Mining for Gold and Sapphires in Montana


Fascinated by the sapphires—and the gold that occured with them—he was soon buying parcels of property and setting up his own commercial-scale gravel processing plants.

Advertisement

Finding Gold with a VLF Detector—Part I


The very first thing to find out...is if the detector has the ability to be ground balanced.

Recovering Fine Gold with Oleophilic Adhesion


Oleophilic means "affinity to or attracted to oils," and this includes gold an diamonds.

Advertisements

Precious Metals Recovery plants and equipment
Fighting to keep public lands open to the public
Specializing in the processing of precious metal ores!
Watch prospecting shows on your computer right now
Free Online Sample Issue