Golden Obsidian 10x14mm Barrel - Large Hole Beads HPS04212022 It is commonly found in

It is commonly found in the weathering of primary iron minerals and in iron ore deposits

It contains inclusions of tan and crimson

Biotite was named in honor of the French physicist Jean-Baptiste Biot

sometimes brecciated patterns

Golden Obsidian 10x14mm Barrel - Large Hole Beads HPS04212022 It is commonly found inGolden Obsidian is a naturally occurring volcanic glass, shiny black with a golden sheen. Obsidian is produced when lava erupts from a volcano and cools rapidly with minimal crystal growth. It is sometimes used for scalpel blades in cardiac surgery, as Obsidian can be formed into a blade many times sharper than steel surgical blades.