data_[K3Sn3Ge3Pt3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sn  1.9600  1.4500  0.8300
  Ge  2.0100  1.2500  0.7700
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [4.2835]
_cell_length_b [4.2835]
_cell_length_c [20.7761]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [KSnGePt]
_chemical_formula_sum '[K3 Sn3 Ge3 Pt3]'
_cell_volume [330.1376]
_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  3  0.0000  0.0000  0.3364  1.0
  Sn  Sn1  3  0.0000  0.0000  0.1318  1.0
  Ge  Ge2  3  0.0000  0.0000  0.8892  1.0
  Pt  Pt3  3  0.0000  0.0000  0.5296  1.0
]