Aquamarine 8mm Round AAA Grade Beads - 15-16 Inch 15x20-20x30 followed by a mild heat

followed by a mild heat treatment gives it the bright yellow color

containing sodium

Ancient Cellar Black Agate is a natural agate that is dyed and heated to give it the unique color and pattern we call Ancient Cellar

or in the vesicles and intergranular spaces of rhyolite

Aquamarine 8mm Round AAA Grade Beads - 15-16 Inch 15x20-20x30 followed by a mild heatAquamarine is a transparent to translucent stone ranging from cerulean blue to light blue in higher grades. In lower grades it can be transparent to opaque and is commonly light blue, green and yellow with white and gray inclusions. The name is the Latin term for water of the sea. Aquamarine was once thought to be the treasure of mermaids, as well as a lucky stone for sailors.