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Correction

In our May 2014 issue, we incorrectly identified the woman who recovered numerous small nuggets...

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Legislative and Regulatory Update


• Bush probably could take back monuments. But would he?
• Oregon Group Needs Your Help
• Critical Habitat Proposed for California Red-legged Frog

Ask The Experts - Seeking advice on processing pocket gold


Iron Ores and Iron Mining


For more than 40 years, iron ore prices have been decided by private negotiations conducted between the largest of the iron miners and the largest steel producers. These two sides dominate both the spot and contract iron ore markets.

Sampling Mineral Deposits


The accurate sampling of mineral deposits for testing and analysis is perhaps the most important step involved in both mineral exploration and development. It is a critical factor in initial prospecting efforts and the preliminary investigation of grassroots exploration projects, yet sampling is often performed in a haphazard and incomplete fashion during the early stages of prospecting and exploration activities.

Las Médulas—The Gem of the Roman Gold Mines


This mine was a real wonder of engineering, and the water supply and drifts had to be carefully managed to keep it in operation. In fact, it didn’t close due to lack of gold, but instead closed with the fall of the Roman Empire.

Gold in Arizona


We began investigating mining districts in Arizona and nearby states within the Basin and Range province. Just like I anticipated, there are many overlooked gold and copper deposits and anomalies.

Hot Ground or Large Deep Gold?


While detecting for gold nuggets with a pulse induction machine, most of the signals we encounter have a normal “wee-ooo” sound. However, while swinging larger search coils, the bigger deeper nuggets can produce a...

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The Bawl Mill   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Finding Gold with a VLF Detector—Part III   • Silver and Base Metal Deposits of the Pioche District   • California Dredgers: A Step Closer to Getting Back in the Water   • Arizona's Youngest...and Oldest Prospector   • Exploring Placers with Auger Drills   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices   • Crushing Quartz in Calaveras County: A Placer Miner Learns New Tricks

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Legislative and Regulatory Update   • A Few Methods for Sampling Hardrock Deposits   • Protecting Our Access to Public Lands

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