ZrAs Wyckoff R W G Crystal Structures 1 (1963) 85-237 Second edition. Interscience Publishers, New York, New York _database_code_amcsd 0011648 3.804 3.804 12.867 90 90 120 P6_3/mmc atom x y z Zr 1/3 2/3 .117 As1 0 0 0 As2 2/3 1/3 .25