hematite
n.
1540s, haematites, from Middle French hematite (16c.), from Latin haematites, from Greek haimatites lithos "bloodlike stone," from haima (genitive haimatos) "blood" (see -emia). Earlier as emachite (late 14c.).
〔李〕[hemat =blood血；-ite ⇒“a mineral species with the colour like blood血红色的矿石 ”→] n. an iron ore that is red-dish-brown when powdered赤铁矿，红铁矿