data_K2TlPt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.49
_cell_length_b   11.49
_cell_length_c   11.49
_cell_angle_alpha   17.61
_cell_angle_beta   17.61
_cell_angle_gamma   17.61
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2TlPt
_chemical_formula_sum   'K2 Tl1 Pt1'
_cell_volume   121.33
_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  0.0  0.0  0.95  1.0
  K  K1  1  0.0  0.0  0.99  1.0
  Tl  Tl3  1  0.0  0.0  0.97  1.0
  Pt  Pt2  1  0.0  0.0  0.0  1.0

data_K2TlPt
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.1
_cell_length_b   3.52
_cell_length_c   11.49
_cell_angle_alpha   90.0
_cell_angle_beta   100.18
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   K2TlPt
_chemical_formula_sum   'K4 Tl2 Pt2'
_cell_volume   242.66
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  -0.0  0.0  0.01  1.0
  K  K1  2  0.0  0.0  0.05  1.0
  Tl  Tl2  2  -0.0  0.0  0.03  1.0
  Pt  Pt3  2  -0.0  0.0  0.0  1.0

K K Tl Pt
K K Tl Pt 0 2 o o o 1 3 o o + 1 2 o o o 