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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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Tips and Tricks


I cleared the connector by poking a small Phillips screwdriver through it. To ensure the bore was clean, I dunked the connector into some water and then blew it clean with my shop air compressor.

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Throw-Away Gold: Back to Basics


Placer mining, whether for profit or recreational purposes, involves separation of free gold from the gold-bearing sands (gangue) of alluvial deposits by methods using specific gravity. The free gold can vary from 17 to 19.3 in specific gravity terms, depending on the alloy mix, which is usually silver, but can be copper, lead, sulfur, tellurium, antimony, or mercury.

Judge Orders FBI to Produce Records on Civil War Gold Hunt


A federal judge has ordered the FBI to speed up the release of records about the search for the legendary gold, ruling in favor of Finders Keepers, the treasure hunting outfit that led FBI agents to the remote site.

Melman on Gold & Silver


…Washington and America have never seen a flow of actions by a new President to match what Trump has done during his first three weeks, but those actions suggest two interpretations.

How Mesothermal/Orogenic Gold Deposits Form


These deposits are very widespread across the planet. In fact, they are so extensive that something around 75% of all the gold ever mined comes from these types of deposits (if one includes the placer deposits that also formed from them).

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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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