1 antimony pentasulfide | Definition of antimony pentasulfide

antimony sulfide

noun

Definition of antimony sulfide

: either of two sulfides of antimony:
a or less commonly antimony trisulfide : the trisulfide Sb2S3 occurring native as stibnite, obtained synthetically as an orange-red precipitate, and used chiefly as a pigment (as in camouflage paints), in percussion primer compositions, and in fireworks — compare antimony vermilion
b or less commonly antimony pentasulfide : the pentasulfide Sb2S5 obtained as an orange-yellow precipitate and used chiefly as a pigment, in coloring and vulcanizing rubber, and in fireworks

called also golden antimony sulfide