troostite

[ troo-stahyt ]

noun

1. a microconstituent of hardened and tempered steel, consisting of a very fine aggregate of ferrite and cementite.

troostite

/ ˈtruːstaɪt /

noun

1. a reddish or greyish mineral that is a variety of willemite in which some of the zinc is replaced by manganese

Other Words From

• troost·it·ic [troo-, stit, -ik], adjective

Word History and Origins

Origin of troostite¹

1900–05; named after L. J. Troost (died 1911), French chemist; -ite ¹

Word History and Origins

Origin of troostite¹

C19: named after Gerard Troost (died 1850), US geologist