Dictionary.net

• HEM-, hem'a-t[=i]t, h[=e]'ma-t[=i]t, n. (min.) a valuable ore of iron, consisting chiefly of peroxide of iron--its two chief varieties, Red Hæmatite and Brown Hæmatite.--adj. HÆMATIT'IC.

1908 - Chambers's Twentieth Century Dictionary of the English Language
By Thomas Davidson