data_[K3Tl1P2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Tl  1.6200  1.9000  1.3325
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [5.6349]
_cell_length_b [5.6349]
_cell_length_c [7.9326]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [K3Tl(PO4)2]
_chemical_formula_sum '[K3 Tl1 P2 O8]'
_cell_volume [218.1306]
_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  2  0.3333  0.6667  0.2597  1.0
  K  K1  1  0.0000  0.0000  0.0000  1.0
  Tl  Tl2  1  0.0000  0.0000  0.5000  1.0
  P  P3  2  0.3333  0.6667  0.7429  1.0
  O  O4  6  0.1811  0.3621  0.6793  1.0
  O  O5  2  0.3333  0.6667  0.9346  1.0
]