Hematite is a mineral that is typically a shiny, metallic grey or black color, and is composed mainly of iron oxide. It is found in many locations around the world, and is often used in jewelry, sculptures, and decorative objects. Hematite is believed to have powerful metaphysical properties, and is said to promote grounding, stability, and protection. It is also associated with the root chakra, and is believed to enhance feelings of safety, security, and strength. Hematite is often used in crystal healing, and is said to promote physical healing, especially of the blood and circulatory system. It is also a popular gemstone for those born in Aries.