Iodargyrite
Wyckoff R W G
Crystal Structures 1 (1963) 85-237
Second edition. Interscience Publishers, New York, New York
Note: wurtzite structure
_database_code_amcsd 0011537
4.580 4.580 7.494 90 90 120 P6_3mc
atom   x   y    z
Ag   1/3 2/3    0
I    1/3 2/3 .385