data_[Pr4Hg4Ge4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Hg  2.0000  1.5000  1.2450
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.3063]
_cell_length_b [17.3687]
_cell_length_c [4.0877]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [PrHgGe]
_chemical_formula_sum '[Pr4 Hg4 Ge4]'
_cell_volume [305.7370]
_cell_formula_units_Z [4]
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  4  0.0000  0.0982  0.7500  1
  Hg  Hg1  4  0.0000  0.2858  0.7500  1
  Ge  Ge2  4  0.0000  0.4540  0.7500  1
]