data_[K3Mg3Sb3P6O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Mg  1.3100  1.5000  0.8600
  Sb  2.0500  1.4500  0.8300
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.2223]
_cell_length_b [5.2223]
_cell_length_c [24.7022]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [KMgSb(PO4)2]
_chemical_formula_sum '[K3 Mg3 Sb3 P6 O24]'
_cell_volume [583.4310]
_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  0.4811  1.0
  Mg  Mg1  3  0.0000  0.0000  0.8912  1.0
  Sb  Sb2  3  0.0000  0.0000  0.0154  1.0
  P  P3  3  0.0000  0.0000  0.2470  1.0
  P  P4  3  0.0000  0.0000  0.7507  1.0
  O  O5  9  0.0272  0.2947  0.7299  1.0
  O  O6  9  0.0942  0.7395  0.9352  1.0
  O  O7  3  0.0000  0.0000  0.1852  1.0
  O  O8  3  0.0000  0.0000  0.8127  1.0
]