Wampum Shell 12x15mm Carved Shell Bead - 15-16 Inch 10x25mm Lepidocrocite forms when iron-containing substances

Lepidocrocite forms when iron-containing substances rust underwater

It is supple enough that it can be knotted or finish with 1x1mm crimps

Opals are hydrated amorphous forms of silica

Lone Mountain has produced some of the finest Turquoise in the world

Common Opal is generally opaque

Wampum Shell 12x15mm Carved Shell Bead - 15-16 Inch 10x25mm Lepidocrocite forms when iron-containing substancesWampum 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.