fairchildite
noun
fair·child·ite
ˈfa(a)rˌchīlˌdīt,
ˈferˌ-
plural -s
: a mineral K2Ca(CO3)2 consisting of carbonate of potassium and calcium that is found in fused wood ash in partly burned trees
Word History
Etymology
John G. Fairchild, born 1882 American chemist + English -ite