data_[K3Ho3Ag6Br18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ho  1.2300  1.7500  1.0410
  Ag  1.9300  1.6000  1.0867
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [7.4166]
_cell_length_b [7.4166]
_cell_length_c [20.4171]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [KHo(AgBr3)2]
_chemical_formula_sum '[K3 Ho3 Ag6 Br18]'
_cell_volume [972.5926]
_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  0.8108  1.0
  Ho  Ho1  3  0.0000  0.0000  0.3276  1.0
  Ag  Ag2  3  0.0000  0.0000  0.0004  1.0
  Ag  Ag3  3  0.0000  0.0000  0.5164  1.0
  Br  Br4  9  0.0017  0.3257  0.2553  1.0
  Br  Br5  9  0.0723  0.7230  0.0806  1.0
]