data_[K1Zr1Si1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Zr  1.3300  1.5500  0.8600
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [3.1946]
_cell_length_b [3.1946]
_cell_length_c [8.5204]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [KZrSi]
_chemical_formula_sum '[K1 Zr1 Si1]'
_cell_volume [75.3035]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.0323  1
  Zr  Zr1  1  0.3333  0.6667  0.6134  1
  Si  Si2  1  0.6667  0.3333  0.3543  1
]