ˌtarəˈmeˌlīt noun
( -s )
Etymology: Italian, from Torquato Taramelli died 1922 Italian geologist + Italian -ite
: a mineral BaFe 5 Si 10 O 31 consisting of a barium iron silicate and occurring in brownish red radially fibrous aggregates (hardness 5.5, specific gravity 3.9)