If you draw with a pencil, you can tell how soft the graphite inside is. Pieces of graphite break off to leave the pencil mark. But can you imagine drawing with a diamond? Diamonds and graphite are ...

The Yakima Rock and Mineral club will hold its annual show Friday through SundayApril 22-24, 2022, in the Modern Living Building at State Fair Park. This year’s event is the 59th Parade of Gems and ...

Test your rock & mineral smarts—are you a Rock Star? Think you know rocks and minerals? Take the Science Trek quiz! Test your smarts on gold, salt, Earth’s oldest rocks, gemstones on Mars, and the ...

Mineral, gem and rock fans of all ages flocked to the Santa Cruz Mineral and Gem Society’s annual Rockin’ Holiday Sale at the ...

A little knowledge of rocks and minerals will help you identify everything from jewelry to fossils. While reading this article may not turn you into a geologist, it should give you the basic ...

Videos will communicate interesting and entertaining information about an object or concept related to earth science. Think classic Mineral Monday episodes. Submissions should feature an activity or ...

Like many abandoned mines, the Eureka uranium mine in northern Spain is a maze of long, dank tunnels. Water seeping down the walls carries dissolved substances that percolated through rocks overhead.