data_[K6Ge3P3Pt18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ge  2.0100  1.2500  0.7700
  P  2.1900  1.0000  0.5500
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [6.6015]
_cell_length_b [6.6015]
_cell_length_c [16.7339]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [K2GePPt6]
_chemical_formula_sum '[K6 Ge3 P3 Pt18]'
_cell_volume [631.5633]
_cell_formula_units_Z [3]
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
[
  K  K0  6  0.0000  0.0000  0.2979  1.0
  Ge  Ge1  3  0.0000  0.0000  0.0000  1.0
  P  P2  3  -0.0000  -0.0000  0.5000  1.0
  Pt  Pt3  18  0.0603  0.5302  0.7870  1.0
]