Pyrite 5mm Square Irregular Heishi - 15-16 Inch R0257 they grow inside the shells

they grow inside the shells of certain species of oysters and clams

The stone's mossy greens

It is one of the world’s oldest known stones

whose color often caused ancient jewelers to confuse it with Emerald

Pyrite 5mm Square Irregular Heishi - 15-16 Inch R0257 they grow inside the shellsPyrite, 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