Giant amethyst geodes formed within a steady groundwater flow and at unexpectedly low crystallization temperatures, new study ...

New research from the University of Göttingen reveals that amethyst geodes in Uruguay formed at low temperatures from ...

Amethyst is a violet variety of quartz that has been used as a gemstone for many centuries and is a key economic resource in ...

Göttingen University researchers in front of a giant amethyst geode in Uruguay. Geodes like this have been found in cooled lava flows dating from the original breakup of the supercontinent Gondwana ...

geode-hosted water, and groundwater. Using advanced techniques like nucleation-assisted microthermometry of initial one-phase ...

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 ...

A research team at the University of Göttingen, Germany, reported on its investigation into just exactly how amethyst forms ...

The 23rd Annual ‘Rock, Gem & Jewelry Show’ returns to Sedona on Saturday, October 19 from 10 a.m. to 5 p.m. and Sunday, October 20 from 10 a.m. to 4 ...

Veteran outback truckie Steve Grahame, 72, was recently called upon to help unearth a 22.5-tonne amethyst cluster in the WA’s ...

The World’s Largest Amethyst Geode Geodes are nature’s treasure chests, often hiding beautiful crystals inside unassuming ...

You can take the geodes to Clint, who will break them open for 25g. Or, you can use a Geode Crusher to open them yourself.

'Geode was an idea that was in our minds even before Tippet Rise was established,' says its co-founder Cathy Halstead. The massive 12.5 thousand acre (5,058 hectare) sculpture park, located in the ...