Celestine James R Proceedings of the Royal Society of London A109 (1925) 598-620 The Crystal Structures of Barytes, Celestine and Anglesite _cod_database_code 1010543 _database_code_amcsd 0017448 8.36 5.36 6.84 90 90 90 Pnma atom x y z Sr1 .3208 .25 .3388 S1 .443 .25 -.1947