Minerals are typically formed when molten rock, or magma, cools, or by separating out of mineral-rich water, such as that in ...

Scientifically speaking, the term "crystal" refers to any solid that has an ordered chemical structure. This means that its parts are arranged in a precisely ordered pattern, like bricks in a wall.

Like a tiny needle in a sprawling hayfield, a single crystal grain measuring just tens of millionths of a meter—found in a borehole sample drilled in Central Siberia—had an unexpected chemical makeup.

Are these rocks magic or what!? Actually, they have what's called a fluorescence. This occurs when a uv light is directed ...

The Dom Pedro Aquamarine is one of the largest mineral crystals found inside Earth’s rocks. Abigail Eisenstadt Dom Pedro aquamarine was cut from a 100-pound crystal that was mined in the late 1980s.

If every mineral tells a story, then geologists now have their equivalent of The Arabian Nights. For the first time, scientists have cataloged every different way that every known mineral can form and ...

A new purple-pink mineral that has a chemical composition and crystalline structure unlike any of the known 4,000 minerals has been discovered at a mining site in Western Australia, researchers report ...

Four years ago, the Halls of Gems and Minerals at New York’s American Museum of Natural History closed for long-overdue renovations. The cavelike space, deliberately designed to evoke the feeling of ...

Mislabeled, lab-grown, and made from plastic—fakes abound in the crystals industry. Who’s going to do anything about it? By Maddie Stone Published Sep 12, 2023 9:00 AM EDT Add Popular Science (opens ...

There would be no fireworks without minerals. An aerial fireworks burst is produced by launching a fireworks shell high into the air, where an explosion occurs. This explosion propels brightly burning ...