haematite
/ˈhiːmətaɪt/( <美> hematite /ˈhem-/)
noun
- a reddish-black mineral consisting of ferric oxide. It is an important ore of iron赭石, 赤铁矿, 赤铁石。
词源
late Middle English: via Latin from Greek haimatitēs (lithos) 'blood-like (stone)'， from haima, haimat- 'blood'.