CaHBr Wyckoff R W G Crystal Structures 1 (1963) 294-296 Second edition. Interscience Publishers, New York, New York Note: tetragonal PbFCl structure _database_code_amcsd 0011845 3.858 3.858 7.911 90 90 90 P4/nmm atom x y z Ca 0 .5 .140 H 0 0 0 Br 0 .5 .67