haematite
noun /ˈhiːmətaɪt/
/ˈhiːmətaɪt/
(British English) (North American English hematite)
[uncountable] (geology- a dark red rock from which iron is obtained
赤铁矿 词源late Middle English: via Latin from Greek haimatitēs (lithos) ‘blood-like (stone)’, from haima, haimat- ‘blood’.