Sorry, you were wrong this time!
Hematite is a mineral.
Hematite is a mineral. It may not sparkle like a diamond or sapphire, but hematite is a very important mineral because it is major source of the metal, iron. Hematite is a naturally occurring inorganic solid, with a definite chemical composition, and an ordered atomic arrangement!!!
Having trouble? Go back to the basics to find out what a mineral really is.