8848. Strontium Sulfate

Nomenclature

CAS number: 7759-02-6
O4SSr; mol wt 183.68.
O 34.84%, S 17.46%, Sr 47.70%.
SrSO4.

Description and references

Occurs in nature as the mineral celestine or celestite.

Properties

White, odorless, crystalline powder. d 3.96. One gram dissolves in ≈8800 ml water, 800 ml 2% HCl, 700 ml 3% HNO3; appreciably sol in alkali chloride solns.

Use

In ceramics, pyrotechnics.