Professional Equipment for Serious Detectorists!

Magazine

History & Geology

Articles Per Page

Geology and stories from the past

The Historic Gold Rush Town of Quincy


…we focused on various layers of hard-packed flood material out of the creek, and we also obtained some material up quite a ways from the creek itself on bedrock.

Rand, Red Mountain, Atolia Mining Districts of Kern and San Bernardino Counties, California


This area could be re-evaluated for placer scheelite and gold potential in the future along with sand and gravel processing…

How Rich Must My Ore Be?


How rich does a hard rock ore have to be for it to be worthwhile to process and extract the gold?

Advertisement
Small-scale and commercial suction gold dredges.

Gold Circle (Midas) Gold District


Many prospectors thought that Nevada was all prospected out following all the rich discoveries of the 1860s and 1870s, and what was there to be found had already been found.

Placer Gold Deposits in the Western States


…to see the huge differences between the gold production amounts of the Western States, let’s look at the gold production—both hard rock and placer—of these 13 states up to the present.

Colorado Uranium Mining in the 1950s Boom


You can learn a lot from a small mining operation because you have to become proficient in every job. Soon I was preparing fuses, placing powder (dynamite) and learning the ins and outs of drilling and blasting.

Advertisement
GOLD SCREW - Process concentrates better and faster!

Gold Geochemistry: Where Does Gold Come From?


Prospectors often wonder why gold deposits in veins like it does. Why is one vein rich while another is barren, even though they are only a few hundred feet apart?

Understanding Rock Formations: Petrology for Prospectors


There are times when being able to recognize a type of rock can make you a much more successful prospector.

Exploration Rush at Tonopah, Nevada


A few months later, a young, greenhorn lawyer agreed to pay to have it assayed, and the quartz turned out to be rich in both gold and silver.

Advertisement
The most sensitive gold probe available!

Ancestral Yuba River Placer Gold Deposits


The small-scale miner has reasonable opportunity to exploit some of these small, rich placer gold deposits. 

Jamestown and Our Mother Lode Gold Rush Adventures


There are many other locations in the area where gold has been found, but Woods Creek is the most famous of the creeks and gulches in the area where the 49ers searched for that elusive yellow metal.

Using Favorable Rock Types to Find More Gold


The more experienced prospectors know these lesser known spots are the types of places where big finds are still made.

Advertisement
Charles P. Watson, Chief Geologist

The Mysterious Telluride Minerals


…let’s dive in and take a closer look at these rich gold and silver-bearing minerals to find out what they are, where they form, and how to identify them.

The Coolgardie Gold Mining Camp of Southern California


The area was mined intermittently from around 1900 to 1915, but was also mined in the late 1800s, with a total output valued at about $100,000, which is around $9.5 million at the current gold price.

Prospecting for Copper—What to Look for on the Outcrop


For the prospector, knowing what oxidized hydrothermal alteration looks like in the field is an important exploration tool.

Advertisement
Your one-stop-shop for new, used, and out-of-stock information for mining.

Polymetallic Skarn Deposits


Polymetallic skarn deposits are an interesting class of deposits that can contain a number of different types of metals.

All About Lead Minerals, Silver and Gold


Many miners know that lead is very commonly associated with silver values, but the truth is that it is also associated with gold values in many locations as well.

The Potholes—California’s Oldest Known Mining District


Every time we prospected here we found gold, sometimes some really coarse flakes, but no large nuggets (yet).

Advertisement

Sixteen to One Gold Mine: Going Underground - Pt II


We descended hunched over, down a long, steep, wooden staircase to the 1,000-level.

All About Native Silver


Some of the wire forms are strange and fantastic, with wires sticking out in twisted, seemingly random directions. Others have deformed crystals and all of them have significant value to collectors.

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