Only a small percentage of Wampum shells have deep layers of purple and are thick enough to make beads
Terahertz is a spectacular man made ore
with inclusions of white to colorless translucent or transparent
malachite and a variety of iron oxide minerals
Botswana Agate was formed nearly 187 million years ago by lava flowing in waves from long faults in the earth
Kunzite 6mm Round AA Grade - 15-16 Inch Mixed Stone Only a small percentage ofKunzite was named after a former Tiffany & Co. vice president, famed mineralogist and jeweler George Frederick Kunz, who first catalogued the stone in 1902. It is a variety of the silicate Spodumene, and forms naturally as a glassy, transparent stone. It can be colorless, pink, lilac, yellow or green, with darker shades being higher in value. Kunzite is prone to fading in direct sunlight.