PbFBr 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 0011854 4.18 4.18 7.59 90 90 90 P4/nmm atom x y z Pb 0 .5 .195 F 0 0 0 Br 0 .5 .65