data_[Pr4Cu2Ge8Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Cu  1.9000  1.3500  0.8200
  Ge  2.0100  1.2500  0.7700
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.3926]
_cell_length_b [4.3233]
_cell_length_c [17.1142]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Pr2CuGe4Ir]
_chemical_formula_sum '[Pr4 Cu2 Ge8 Ir2]'
_cell_volume [325.0088]
_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
[
  Pr  Pr0  2  0.0000  0.0000  0.6069  1
  Pr  Pr1  2  0.5000  0.0000  0.3920  1
  Cu  Cu2  2  0.0000  0.0000  0.8232  1
  Ge  Ge3  2  0.0000  0.0000  0.2490  1
  Ge  Ge4  2  0.0000  0.0000  0.9636  1
  Ge  Ge5  2  0.5000  0.0000  0.0366  1
  Ge  Ge6  2  0.5000  0.0000  0.7507  1
  Ir  Ir7  2  0.5000  0.0000  0.1779  1
]