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Alaska Geologist Survives Grizzly Attack

“When he stepped into the clearing he didn’t snarl and stand up and show me how big he was. He just came for me,” Miller said.

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Ask The Experts—What's the cheapest way to mine quartz for gold?


Q: I have a gold mine in Colorado. There was an assay done which stated [there is] a lot of quartz within the mine. What is the cheapest way to mine it for gold? I don’t have the money for mills, etc. Can I do it by hand (during summer holidays), and how would I get started?

Ask The Experts - Need assaying advice


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.

First Woman to Draw Mining Pension


For generations, men willing to endure physical labor have been able to make a decent living working as miners on the Marquette Iron Range. But it has been only in the last 25 years that the open-pit facilities have given women the opportunity to roll up their sleeves and dig into hard labor.

Placer Sampling for the Small-Scale Miner


I have seen many samples taken originally with an eye toward getting the highest grades possible, but later someone claims that those results represent an average grade of the whole gravel deposit.

Looking Back


Excerpts from CMJ published 50 years ago this month.

What, Where and How for the New Prospector


How to go about the entire process of prospecting is a big question. The answer comes down to research and preparation.

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The Bawl Mill   • Legislative and Regulatory Update   • Commercial Placer Mining With Jigs   • Ask The Experts: Bench Top Crushers   • Ask The Experts: How to remove precious metals from lead?   • How to Properly Ground Balance to Find the Most Gold   • Authorities Search for Lost Treasure Hunters   • The Guaniamo Diamond Area, Venezuela—Part II   • How California Became the Golden State   • The Rocky Bar Mining District, Idaho   • Mining Stock Quotes, Mineral & Metal Prices

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The Jenkins Mine Project—The Golden Rules of Science   • Melman on Gold & Silver   • ICMJ Again Matches Funds For PLP Donations

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