Strontium sulfate

Pink Flash Composition 40 Potassium perchlorate 30 Strontium sulfate 32 Aluminium (dark)	Purple star #1 Composition 36 Potassium chlorate 10 Strontium sulfate 5 Copper sulfate 2 Lead chloride 2 Charcoal 12 Sulfur
Shimizu Red strobe Composition 50 Ammonium perchlorate 30 Magnesium (atomized, 100 mesh) 20 Strontium sulfate 5 Potassium dichromate	Twinkling green star #3 Composition 25 Ammonium perchlorate 10 Strontium sulfate 30 Sulfur 18 Magnalium 15 Magnesium 5 Benzene hexachloride 7 Antimony trisulfide 3 Potassium dichromate
Twinkling red star Composition 30 Magnesium 50 Ammonium perchlorate 20 Strontium sulfate 5 Potassium dichromate

Composition