data_[Ca2La2Ni2Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  La  1.1000  1.9500  1.1720
  Ni  1.9100  1.3500  0.7400
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.1501]
_cell_length_b [4.1235]
_cell_length_c [10.7822]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [CaLaNiIr]
_chemical_formula_sum '[Ca2 La2 Ni2 Ir2]'
_cell_volume [184.5137]
_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
[
  Ca  Ca0  2  0.0000  0.0000  0.8573  1.0
  La  La1  2  0.5000  0.0000  0.1414  1.0
  Ni  Ni2  2  0.5000  0.0000  0.4370  1.0
  Ir  Ir3  2  0.0000  0.0000  0.5644  1.0
]