data_[Mg2Zn2H2Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Zn  1.6500  1.3500  0.8800
  H  2.2000  0.2500  0.0000
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.5417]
_cell_length_b [3.1937]
_cell_length_c [9.8151]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [MgZnHIr]
_chemical_formula_sum '[Mg2 Zn2 H2 Ir2]'
_cell_volume [111.0188]
_cell_formula_units_Z [2]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  Mg  Mg0  2  0.5000  0.0000  0.8295  1
  Zn  Zn1  2  0.0000  0.0000  0.1435  1
  H  H2  2  0.0000  0.0000  0.4797  1
  Ir  Ir3  2  0.5000  0.0000  0.5473  1
]