Fluorite

Approximate beads in per strand: 38 What is it: Pure fluorite is transparent, both in visible and ultraviolet light, but it is the pressence of impurities which make it a colorful mineral. Industrially, fluorite is used as a flux for smelting, and...

Approximate beads in per strand: 45 What is it: Pure fluorite is transparent, both in visible and ultraviolet light, but it is the pressence of impurities which make it a colorful mineral. Industrially, fluorite is used as a flux for smelting, and...