River Stone 5x8mm Rondelle - Large Hole Beads Marquise and this phenomenon is thought

and this phenomenon is thought to be due to impurities of yttrium or organic matter within the crystal lattice

Viking explorers used thin pieces of Iolite as the world’s first polarizing lens to help them determine the exact location of the sun for navigation

Canada in 1770 and named for the area

Agua Nueva Agate is sourced from the Agua Nueva Ranch near Chihuahua City

The color of Green Aventurine comes from Fushite particles within the quartz

River Stone 5x8mm Rondelle - Large Hole Beads Marquise and this phenomenon is thoughtRiver Stone is a form of limestone composed of quartz, calcium carbonate and other materials. Naturally beautiful, it offers a way to work a neutral color into your designs. This stone is relatively soft, according to the Mohs hardness scale, so treat it gently.