10 Extraordinarily Beautiful Mineral Specimens
Bismuth is a brittle reddish-gray type of metal. You wouldn’t really think of it as such when you look at its beauty though. It also has medicinal properties whereby it treats upset stomachs, heartburn, and nausea.
The ‘Empress of Uruguay’
This is the world’s biggest amethyst geode. Amethyst itself is purple in color, and here it’s displayed within a geode, which is simply a small cavity within a rock.