ˈheməd.ōˌlīt, ˈhēm- noun
( -s )
Etymology: International Scientific Vocabulary hemat- + -lite; from its color; originally formed as Swedish or German aimatolit
: a mineral (Mn,Mg) 4 Al(AsO 4 )(OH) 8 consisting of a brownish red aluminum manganese arsenate in rhombohedral crystals (sp.gr. 3.3-3.4)