troostite
1 of 2noun (1)
troost·ite
ˈtrüˌstīt
plural -s
: a variety of willemite occurring in large reddish crystals in which the zinc is partly replaced by manganese
troostite
2 of 2noun (2)
"
plural -s
: slightly tempered martensite that etches dark and cannot be resolved by the optical microscope
troostitic adjective
trüˈstitik
Word History
Etymology
Noun (1)
Gerard Troost †1850 American geologist + English -ite
Noun (2)
French, from Louis J. Troost †1911 French chemist + French -ite