Pencil Pendant Silver Plated Cap - Obsidian p111 or burn out

or burn out

Ideal for use during or after exercise

When cut and polished Hematite displays a bright metallic lustre making it popular for use in semi precious jewellery

the key active compound

Pencil Pendant Silver Plated Cap - Obsidian p111 or burn outObsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock. It is produced when felsic lava extruded from a volcano cools rapidly without crystal growth. Pure obsidian is usually dark in appearance though the colour varies depending on the presence of impurities. Iron and magnesium typically give the obsidian a dark green to brown to black colour. Traces of obsidian being used as weapons tools date as far back as 7,000 years