data_[Mn1Cr1Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Cr  1.6600  1.4000  0.9400
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [P4mm]
_cell_length_a [2.9294]
_cell_length_b [2.9294]
_cell_length_c [6.2126]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [99]
_chemical_formula_structural [MnCrIr2]
_chemical_formula_sum '[Mn1 Cr1 Ir2]'
_cell_volume [53.3119]
_cell_formula_units_Z [1]
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
[
  Mn  Mn0  1  0.0000  0.0000  0.5334  1
  Cr  Cr1  1  0.5000  0.5000  0.7144  1
  Ir  Ir2  1  0.0000  0.0000  0.9729  1
  Ir  Ir3  1  0.5000  0.5000  0.2792  1
]