Sponge Quartz

Approximate beads per strand: 45 What is it: Quartz is a common variety of silicon dioxide that often crystallizes into well-formed hexagonal prisms. It occurs in many colors, including purple amethyst, yellow citrine, and smokey quartz. ...

Approximate beads per strand: 65 What is it: Quartz is a common variety of silicon dioxide that often crystallizes into well-formed hexagonal prisms. It occurs in many colors, including purple amethyst, yellow citrine, and smokey quartz. ...