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

Magazine

How To

How to Interpret Assay Values

This assay system of ounces per ton sounds simple enough, but the use of the metric system and the additional measuring terms of “grams per ton” and “parts per million” (ppm) has created some misunderstanding of ore value.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Ask The Experts


• Determining the amount of gold in a specimen

Geobotany: Plants Associated With Mineral Deposits


Science has shown, over the past few centuries, that there is a direct correlation between certain plants and their geophysical surroundings.

Hard Rock Milling: A Matter of Scale


Most prospectors understand placer mining a lot better than hard rock mining and don’t realize the amount of work that goes into processing different types of hard rock ore.

How to Stake Your Own Mining Claims—Part II


I’d like to offer some practical comments about staking and maintaining mining claims. Owning your own claim is the dream of many prospectors. I’ve made good money off my mining claims, both from the minerals I have found on them as well as from leasing out some of my claims to larger mining and exploration companies.

Ask the Experts


What is the best type of mat to use in a high banker set up?

How to Refine Silver—Pt I


Silver refining has been used from ancient times to change the characteristics of the metal. Early metallurgists refined silver by heating it a couple hundred degrees above its melting point and holding the metal at an elevated temperature for a period of time.

Customizing Your Dredge


I am going to suggest dozens of ways you can increase suction power, dredge to greater depths, and improve recovery methods in your sluice box.

Subscription Required:
The Bawl Mill   • Legislative and Regulatory Update   • California: The Land of Big Nuggets—Part II   • Bedrock Nugget Hunting: Tools of the Trade   • A Primer on Bitcoin and Other Cryptocurrencies   • Gold Hunting on Libby Creek   • PLP and MMAC Update   • Man's Best Friend   • An Interview with Minelab Engineer Mark Lawrie   • Third Largest Nugget in Existence Returns to Dallas   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:

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