Wampum Shell 4mm Round Bead - 15-16 Inch Size_2mm Australian Green Opal is a

Australian Green Opal is a variety of Common Opal which is a mixture of Opal and nontronite

which may contain iron oxide

ocean-tumbled fragments of cone snail shells

gray and purple

Rocky Butte Jasper strands are predominantly shades of gray

Wampum Shell 4mm Round Bead - 15-16 Inch Size_2mm Australian Green Opal is aWampum is made from one of the hardest and most beautiful shells in the world: the Northern Quahog, a clam found along the New England coast. The white and purple layers of the shell create beautiful patterns. Only a small percentage of Wampum shells have deep layers of purple and are thick enough to make beads.