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Squeezing Diamond Into Graphite

A major diamond mystery has finally been cracked. For 40 years, scientists have tried but failed to apply so much pressure on the hard rocks that they would become something other than diamond. Now researchers reported that they succeeded.

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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?

The Bawl Mill


• Training to be greener...but still unemployed
• By the Numbers
• Notable Quotes

Silver Bonanza in the Sierra Madre; The Glorious Past of Batopilas—Part III


In 1880, Alexander Roby Shepherd, former governor of Washington, DC, prepared to move his wife and family of six children to the wilds of the Sierra Madre. Going with him would be mining men, cooks, assistants, a bookkeeper and others to assist in the new adventure.

Protecting Our Access to Public Lands


As prospectors, we cannot just roll over and continue to ignore the shift in public land management from multiple use to national preserve.

Looking Back


Excerpts from California Mining Journal, our original title, published 50 years ago this month.

Proposal Submitted for Lab at Homestake


Rapid City, S.D. (AP)—Scientists and a team of South Dakotans have submitted a $281 million, five-year plan to turn Homestake Mine in Lead into the world’s largest underground laboratory.

Mining Stock Quotes and Mineral & Metal Prices


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The Bawl Mill   • Over the Divide   • Our Readers Say   • Desert Phone Trashed   • ICMJ Elected Prospecting Magazine of 1999   • Advertising Manager Leaving ICMJ   • Guest Editorial—California "Special" Dredge Permits in Jeopardy   • The Search Continues   • Guest Editorial: U.S. Government—Like Nobody's Business   • Circulation and Collections Manager Leaving ICMJ   • Company Notes   • House Chair Requests Records on Forest Decision   • BLM Wants to Withdraw South Pass Public Land   • Silverton Preserving Lofty Symbol of Mining Era   • Hijackers Make Off With 660 Pounds of Gold   • Prospecting With a Magnetometer   • 1999 Tables of Content   • Lighting the Way Underground 1860-1940s   • Millie's Tailings   • Picks & Pans: Crevicing & Sniping for Placer Gold   • Looking Back   • Gold in Sonora   • Forest Service Boss Quits in Bull Trout Flap   • Melman on Gold & Silver   • European Gold Miners Seek Clarification Letter   • Mining Stock Quotes and Mineral & Metal Prices

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