data_global
_amcsd_formula_title 'H4 I3 N'
loop_
_publ_author_name
'Mooney R'
_journal_name_full 'Zeitschrift fur Kristallographie'
_journal_volume 90 
_journal_year 1935
_journal_page_first 143
_journal_page_last 150
_publ_section_title
;
 The Configuration of the Triiodide Group in Ammonium Triiodide Crystals.
 _cod_database_code 1010243
;
_database_code_amcsd 0017179
_chemical_formula_sum 'I3 N'
_cell_length_a 6.64
_cell_length_b 9.66
_cell_length_c 10.82
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 694.021
_exptl_crystal_density_diffrn      3.778
_symmetry_space_group_name_H-M 'P m c n'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2-x,y,z'
  '1/2+x,-y,-z'
  '1/2+x,1/2+y,1/2-z'
  '1/2-x,1/2-y,1/2+z'
  'x,1/2-y,1/2+z'
  '-x,1/2+y,1/2-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
I1   0.25000   0.35000   0.15300
I2   0.25000   0.54400   0.38100
I3   0.25000   0.73600   0.57500
N1   0.25000   0.46100   0.83100