Pyrite 5mm Square Irregular Heishi - 15-16 Inch Stone Type_Sonoran Turquoise Rutilated Quartz is a silicon

Rutilated Quartz is a silicon dioxide mineral with unique needle-like inclusions of Rutile

Golden Obsidian is a naturally occurring volcanic glass

3x6mm Kinked Paperclip Cable Chain in Gold Plated Brass - 15 Foot Spool

The Ruby inclusions in this stone are pink to reddish purple to dark purple

Pyrite 5mm Square Irregular Heishi - 15-16 Inch Stone Type_Sonoran Turquoise Rutilated Quartz is a siliconPyrite, an iron sulfide, is characterized by its metallic luster and brass to yellow hue that have earned it the nickname fools gold. Pyrite is actually lighter in color than gold as well as harder and more brittle. It derives its real name from the Greek pyrites, meaning of fire, as it creates sparks when struck on steel. It is found around the world in many unusual natural formations including globes, cubes, flat radial disks and dodecahedral