data_global
_amcsd_formula_title 'Zn(NH3)2Br2'
loop_
_publ_author_name
'MacGillavry C'
'Bijvoet J'
_journal_name_full 'Zeitschrift fur Kristallographie'
_journal_volume 94 
_journal_year 1936
_journal_page_first 249
_journal_page_last 255
_publ_section_title
;
 Die Kristallstrukturen von Zn(NH3)2Cl2 und Zn(NH3)2Br2
 _cod_database_code 1010198
;
_database_code_amcsd 0017134
_chemical_formula_sum 'Zn Br2 N2'
_cell_length_a 8.12
_cell_length_b 8.81
_cell_length_c 8.41
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 601.628
_exptl_crystal_density_diffrn      2.796
_symmetry_space_group_name_H-M 'I m a m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,1/2+z'
  'x,y,1/2-z'
  '1/2+x,1/2+y,-z'
  '-x,-y,1/2+z'
  '1/2-x,1/2-y,+z'
  '-x,y,z'
  '1/2-x,1/2+y,1/2+z'
  'x,-y,-z'
  '1/2+x,1/2-y,1/2-z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,1/2-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Zn1   0.00000   0.38300   0.25000
Br1   0.00000   0.23100   0.01600
N1   0.22000   0.52000   0.25000