Professional Equipment for Serious Detectorists!

Magazine

Small Mining Operations

The Fire Assay of Carbon

Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Ask The Experts


Q: How do I improve my small-scale mining operation’s gold production?

Gold in Guyana—Part I: Porknocking on the Puruni River Road


In part one of this two-part series on gold in Guyana, I describe artisanal mining efforts currently winning alluvial gold from small-scale placer operations located along the lower Puruni River and its tributaries.

The Summer of ‘81


When it was all setup and running, you had everything coming off the dredge riffles into the boil box. At the hole section, some of the water got sucked down and pulled a lot of black sand and over heavies…

The Batteries Metal Rush


There is a major change coming in the economy of the world and now is the time for prospectors and miners to grab a ticket and get on board.

Small-Scale Concentrating and Recovery Methods


The first step in my recovery process after milling the ore to the desired size is to table it. On this particular ore, I get good results milling it to minus 100 mesh.

Spanish Gold Ledge Still Producing Gold


The Gold Eye placer claims, located in the La Cholla district of Arizona, are still producing some beautiful gold. From the days of the Spanish explorers and Mexican miners, men have tunneled into the earth in search of gold in this area.

Why Assaying Placer Gold Deposits Doesn't Work


Let’s set up a thought experiment: Suppose you had some material that ran one ounce per ton gold, which is generally considered high grade to fantastic grade depending on the circumstances.

Subscription Required:
The Bawl Mill   • Legislative and Regulatory Update   • Ask The Experts   • Ask The Experts   • Ask The Experts   • Ask The Experts   • The Art of Underwater Nugget Shooting   • Northwestern Alaska Mineral Resources   • A Family Quest for Gold   • MMAC & PLP Update   • Determining the Amount of Gold in Rich Ores   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:
Gold in Quartz

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