Antimony Sulfide (Trisulfide)
chemical element: Sb2S3
( Powder )
High purity Antimony Sulfide (also known as Antimony Trisulfide). Used in the production of plastics and to harden Lead, it's most common use is in ordinary matches. It is a pyrotechnic fuel, used in the manufacture of fireworks, specifically 'glitter' and white star/fire formulas.
The natural form of Antimony Sulfide is known as Stibnite and is used to produce Antimony metal.