data_[Pr4Sn2Ge2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Sn  1.9600  1.4500  0.8300
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.2428]
_cell_length_b [4.2429]
_cell_length_c [9.0353]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.5604]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Pr2SnGe]
_chemical_formula_sum '[Pr4 Sn2 Ge2]'
_cell_volume [228.1686]
_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  0.2181  0.2500  0.4388  1.0
  Pr  Pr1  2  0.3054  0.7500  0.0768  1.0
  Sn  Sn2  2  0.1241  0.2500  0.7906  1.0
  Ge  Ge3  2  0.3801  0.7500  0.7056  1.0
]