hematite (n.)youdaoicibaDictYouDict[hematite 词源字典]
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.).[hematite etymology, hematite origin, 英语词源]