Researchers from the University of Göttingen have investigated an intriguing geological phenomenon in Uruguay. These scientists are trying to uncover the mysteries behind the formation of amethyst ...

Amethyst geodes—some stretching 5 m long—dot the ancient lava flows of Uruguay’s Los Catalanes mining area. The geodes contain calcite, colorless quartz, and agate, another quartz mineral. Large ...

A grapefruit-sized dinosaur egg from a fossil bed in China gave paleontologists a huge surprise. Rather than a dinosaur ...

Florida may not be famous for crystals, but this video proves it should be! Watch as we crack open fossilized clams to reveal stunning calcite crystal formations hidden inside, turning ancient shells ...

Calcite is a new block that was added to Minecraft in the new 1.17 Caves & Cliffs update. It is a carbonate mineral that is found as part of amethyst geodes which are part of the new update. Calcite ...

Wherever I wander, I have an eye out for new and different things that might make interesting writing and reading. A trip to the Iowa-Missouri-Illinois tri-state corner last weekend offered up some ...

People view the 12-foot tall amethyst geode from Uruguay hosted at the American Museum of Natural History in New York. Thanks to geological surveys and detailed chemical analysis, a team of ...