Amethyst 4mm Round - 15-16 Inch Aventurine in colors from light green

in colors from light green to yellow green to olive

Sometimes called the "Black Prince's Ruby" for its role in the English crown

According to Norse legend

as well as gray and white inclusions in marbled patterns

a microscopic protozoa with a silica shell

Amethyst 4mm Round - 15-16 Inch Aventurine in colors from light greenAmethyst is a beautiful purple stone, known as a Gem of Fire by ancient cultures. It has been greatly sought after throughout history and was at times valued as highly as Diamond. Today, this semi to precious variety of quartz is found in many locations around the world. The presence of Manganese within the stone produces the purple hue, and variation of the amount of iron in the stone creates a color range from reddish purple to deep violet to light