Let us help you recover valuable metals. 888-437-1187

Magazine

Small Mining Operations

A New Method for Handling Stubborn Gravity Middlings

The solution focused on the relative difference in malleability between gold and waste, rather than the difference in density exploited by gravity circuits.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Critical Minerals: Titanium


The metal is expensive, not because it is rare but because of the expense to produce and work it. The minerals mined for titanium are all oxides, unlike many base metals that are mostly mined as sulfide minerals.

My First Carolina Nugget


On my weekends off I spent many hours dredging the Second Broad River from Cane Creek Road up to the headwaters. I used a three-inch dredge with air and graduated to a five-inch with air.

The Dredge Report


As a plaintiff in one of the lawsuits, I’m not allowed to talk about specifics in the court-ordered negotiations currently underway in San Bernardino. However, I do want to let you know we are making progress…

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…

Resurrecting An Old Hard Rock Mine—Safety Is No Accident


Now it was time for the nerve-wracking part of the job: actually removing anything from the hanging wall we deemed to be in need of removal because it was either loose, could be loose, looked loose, or we felt it was just downright dangerous

Gold in Quartz


Because quartz and gold may be deposited together across a considerable range of temperatures, not all quartz veins are the same, and there are several different types of gold-quartz deposits.

Determining The Optimal Crushing Size for Gravity Recovery


It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.

Subscription Required:
The Bawl Mill   • Legislative and Regulatory Update   • Australian Gold Adventure   • The Essence of Gold Prospecting   • Jim Madden's Gold   • MMAC & PLP Update   • The PATH to Tax Savings   • Just One More Time   • Update: People v. Rinehart   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:
Proof Mining Districts Work!

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