a red, grey, or black mineral, found as massive beds and in veins and igneous rocks. It is the chief source of iron. Composition: iron (ferric) oxide. Formula: Fe2O3. Crystal structure: hexagonal (rhombohedral)
Also called: iron glance
Derived forms
hematitic or haematitic (ˌhɛməˈtɪtɪk, ˌhiː-)
adjective
Word origin
C16: via Latin from Greek haimatitēs resembling blood, from haima blood
Examples of 'haematite' in a sentence
haematite
The colours came from mixtures of haematite with other minerals, and antler apatite crystals were also noted.