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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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Sold: 87-Ounce Nugget


A gold prospector in central Victoria, Australia stumbled across an 87-ounce gold nugget in early February 2015, after his wife told him to head outside to get some air. He had given up smoking a few weeks prior and was getting a bit “grumpy,” she told him.

Gold Prospecting for Better or Worse: Stupid Is As Stupid Does


The temptation to enter the dark interiors beckoned to me before the day was finished but I resisted.

Kazak Government Collects Gold from Residents


The local administration in the Almaty region has issued an appeal for people to "lend" their gold to the government. Organizers are using the slogan: "Help us in difficult times."

Using Mineral Deposit Models


Mineral deposit models have been used in mineral exploration for thousands of years. They were obviously not called models as we use the term today, but the idea of accumulating data to predict mineral deposits is the same. Models can be valuable tools in mineral exploration and assessment and are routinely used by major mining companies in locating and evaluating mineral deposits.

Melman on Gold & Silver


On a personal note, very little has bothered me quite as much as the fact that some on the political left are crying “foul” about the fact that Secretary Clinton may have (the outcome is still slightly uncertain at press time) gained more popular votes than the President-elect and therefore the election result is “wrong.”

Ask the Experts


Bacterial gold

Idaho-Maryland Mine—History Restarted


It was late October 1850, and, as the story goes, George McKnight was rushing along trying to round up his cows when he stumbled. He was not a happy man as he kicked the fist-sized rock in disgust. The disgust changed quickly to interest...

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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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