brownmillerite

== English == === Etymology === Lorrin Thomas Brownmiller (1902-1988), American chemist, +‎ -ite. === Noun === brownmillerite (plural brownmillerites) (mineralogy) A mineral with the chemical formula Ca2(Al,Fe+++)2O5, found in metamorphosed limestone. === Further reading === David Barthelmy (1997–2026), “Brownmillerite”, in Webmineral Mineralogy Database. “brownmillerite”, in Mindat.org‎[1], Hudson Institute of Mineralogy, 2000–2026.