Iolite 5x8mm Rondelle Faceted - 15-16 Inch nye_8inch_best ranges in color from blue-green

ranges in color from blue-green to green

Ruby has long been considered one of the most beautiful and valuable gemstones on the planet

River Stone is a form of limestone composed of quartz

bubbles and crystal to rich layers that form as lava flows onto the surface of stone — and can look very different depending on how that lava erupts

Peter the Great set up Russia's first spa in Karelia to make use of the water purifying properties of shungite

Iolite 5x8mm Rondelle Faceted - 15-16 Inch nye_8inch_best ranges in color from blue-greenIolite most commonly occurs in shades of blue to gray, violet or indigo. It displays a visual property called pleochroism, which means that it can appear to be different colors as it shifts in the light. According to Norse legend, Viking explorers used thin pieces of Iolite as the worlds first polarizing lens to help them determine the exact location of the sun for navigation.