big diamonds
Miner Finds Enormous 706-Carat Diamond, Promptly Hands it Over to the Government

A pastor and independent miner in Sierra Leone has unearthed an uncut 706-carat diamond estimated to be worth tens of millions of dollars. The pastor turned the diamond over to the government in hopes that the proceeds from its sale will help the impoverished nation. But given the history of this former “blood-diamond” nation, what happens from here is anyone’s guess. Read More >>

collection
The Nine Deadliest Minerals We’ve Ever Mined

Precious minerals make the modern world go 'round: they're used in everything from circuit boards to tableware. They're also some of the most toxic materials known to science, and excavating them has proved so dangerous over the years, some have been phased out of industrial production altogether. Read More >>

space
30 Starry Wonders Hiding Inside of Dull Meteorites

A few weeks ago, Russian divers extracted a 1,250-pound chunk of the infamous Chelyabinsk meteorite from a lake where it landed on February 15th. The massive space stone ended up cracking into three pieces—and though scientists may have cursed the clumsy divers, I was interested in something else: What was inside the rock? Read More >>

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10 Beautiful Minerals You Won’t Believe Are Found on Earth

We've all seen our fair share of rocks, and most of them aren't that pretty. The ones that are though, can be totally mind-blowing. Ryoji Tanaka, a Japanese photographer and chemist, likes to capture some of the most striking elements, minerals, and compounds in close-up (like the Uranium-containing cuprosklodowskite you see above) and the results are crazy awesome. Read More >>