Obsidian

Approximate beads in per strand: 38 What is it: Obsidian is an igneous rock that forms when molten rock cools so rapidly that it is unable to form into a crystalline structure. The result is a volcanic glass with a smooth uniform texture that breaks...

Approximate beads in per strand: 45 What is it: Obsidian is an igneous rock that forms when molten rock cools so rapidly that it is unable to form into a crystalline structure. The result is a volcanic glass with a smooth uniform texture that breaks...

Approximate beads in per strand: 65 What is it: Obsidian is an igneous rock that forms when molten rock cools so rapidly that it is unable to form into a crystalline structure. The result is a volcanic glass with a smooth uniform texture that breaks...

Approximate beads in per strand: 95 What is it: Obsidian is an igneous rock that forms when molten rock cools so rapidly that it is unable to form into a crystalline structure. The result is a volcanic glass with a smooth uniform texture that breaks...