GdAs
Wyckoff R W G
Crystal Structures 1 (1963) 85-237
Second edition. Interscience Publishers, New York, New York
rocksalt structure
_database_code_amcsd 0011315
5.854 5.854 5.854 90 90 90 Fm3m
atom  x  y  z
Gd    0  0  0
As   .5 .5 .5