ˈfȯrməˌnīt noun
( -s )
Etymology: Francis German Forman, 20th century Australian geologist + English -ite
: a mineral (U,Zr,Th,Ca)(Ta 1 Nb)O 4 consisting essentially of an oxide of uranium, zirconium, thorium, calcium, tantalum, and niobium with some rare-earth metals and isomorphous with fergusonite