CoSb Wyckoff R W G Crystal Structures 1 (1963) 85-237 Second edition. Interscience Publishers, New York, New York Note: ideal nickel arsenide structure _database_code_amcsd 0011563 3.866 3.866 5.188 90 90 120 P6_3mc atom x y z Co 0 0 0 Sb 1/3 2/3 .25