Professional Equipment for Serious Detectorists!

Magazine

All Articles

Throw-Away Gold: Back to Basics

Placer mining, whether for profit or recreational purposes, involves separation of free gold from the gold-bearing sands (gangue) of alluvial deposits by methods using specific gravity. The free gold can vary from 17 to 19.3 in specific gravity terms, depending on the alloy mix, which is usually silver, but can be copper, lead, sulfur, tellurium, antimony, or mercury.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Melman on Gold & Silver


Once again international terrorism became the focus of much of the world as the British Isles were swept by two major stories. First, two vehicles were found with high explosives in London and it was only the smoldering fuses that gave away the contents of the vehicles before they exploded.

Fells Flat Gold


My wife Fran and I were brushing and repairing the road to our claim when we were interrupted by a fellow in a pretty yellow Jeep heading out to the local town of Quincy, California.

The Bawl Mill


• Just a drop in the (coal) bucket
• Location, Location, Location...
• The "hard drive" for answers...

Ask The Experts


Viewing details on Google Earth

A New Prospecting Spot


Once indicators start showing up along or below a contact I start to get excited. When I have shale, and outcroppings of diorite with iron-red, gritty soil and some clay thrown in, I really get lightheaded. I may be a mile away from the nearest diggings but that’s okay. I just found a spot that could provide some nice nugget hunting.

The Disappearance of State Mining Departments


Unfortunately, mining is politically unpopular and support of the mining industry, no matter how many jobs it brings to a state, even in times of difficult financial need, is never popular among politicians of any stripe.

Ask The Experts—Separating platinum from sands using bubbles


I am trying to find any information about using bubbles to separate platinum from sands and small particles. I think it has to have a surfactant in the process. Do you know of this bubble tech?

Subscription Required:
The Bawl Mill   • Federal and State Biologists Accused of Planting Evidence   • Placer Gold in New Mexico   • Mining Deaths Drop to New Low in 2001   • Prospecting for Meteorites with a Metal Detector   • Aussie Gold—A Look at Victoria   • The Rand of South Africa   • Picks & Pans: Arizona Desert Drywashing Adventure   • 2001 World Gold Panning Championships   • Placer Gold Near Fairbanks, Alaska   • The "Drumstick"   • Company Notes   • Editorial   • Looking Back   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:
Legislative and Regulatory Update

Advertisements

Garrett Electronics - trusted by real miners & prospectors!
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