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 ...

In a recent article in Miner Deposita, researchers presented a comprehensive study of the amethyst and agate ... of the minerals within. Geodes are hollow rock formations that often contain ...

In just a couple minutes, two thieves made off with thousands of dollars in unique rocks — including a rare, high-priced geode. It was around 5:30 a.m. Friday when the two men broke into Kelowna ...