Amethyst is a violet variety of quartz which has been used as a gemstone for many centuries and is a key economic resource in northern Uruguay. Geodes are hollow rock formations often with quartz ...

When it comes to home accents that add character and color, crystals like geodes deliver the goods. These rock structures with internal cavities filled with minerals can be absolutely captivating.

THE “managing dreamer” of the Crystal Castle in the Byron hinterland has mortgaged his property to buy what could be two of the world’s largest crystals. Naren King said he acquired the massive stones ...

Geode is a type of sedimentary and volcanic rock that is hollow, vaguely circular rock, in which masses of mineral matter (which may include crystals) are sequestered. The term 'Geodes' was derived ...

See that strange rock up there? It’s a nifty trick of geology that’s captured three phases of matter, with a solid exterior, ...