Researchers from the University of Göttingen have investigated an intriguing geological phenomenon in Uruguay. These ...

The three-meter tall amethyst geode - a hollow rock filled with amethyst crystals - is the main attraction at the Crystal Caves at Atherton, southwest of Cairns. But it's now missing a bit after a ...

Instead, researchers look to the surrounding rock and the geodes themselves ... Researchers studying amethyst geode formation in Brazil’s lava flows have proposed temperatures below 100 ...

Geodes are hollow rock formations often with quartz crystals, such as amethyst, inside. Amethyst geodes in Uruguay have been found in ... To address this, researchers conducted extensive geological ...

You will usually find them in underwater caves or trapped structures in a triple layer of smooth basalt, calcite, and the amethyst geode. Use chunkbase to find the concentration of amethyst geodes ...

Rosie is a freelance writer living in London. She has covered everything from ancient Egyptian temples to exciting medical breakthroughs, but she particularly enjoys writing about wildlife ...