hematite vs haematite

hematite and haematite both are nouns.

Word	Noun	Adjective	Verb	Adverb
hematite	Yes	No	No	No
haematite	Yes	No	No	No

As nouns, hematite and haematite are synonyms defined as:

hematite and haematite: the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form

hematite (noun)	haematite (noun)
the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form	the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form