data_TlZnPt2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.45
_cell_length_b   3.45
_cell_length_c   6.04
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TlZnPt2
_chemical_formula_sum   'Tl1 Zn1 Pt2'
_cell_volume   71.84
_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
  Tl  Tl2  1  0.73  0.73  0.91  1.0
  Zn  Zn3  1  0.0  0.0  0.91  1.0
  Pt  Pt0  1  0.73  0.73  0.79  1.0
  Pt  Pt1  1  0.0  0.0  0.47  1.0

data_TlZnPt2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.88
_cell_length_b   4.88
_cell_length_c   6.04
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   TlZnPt2
_chemical_formula_sum   'Tl2 Zn2 Pt4'
_cell_volume   143.69
_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
  Tl  Tl0  2  0.23  0.5  0.91  1.0
  Zn  Zn1  2  0.0  0.0  0.91  1.0
  Pt  Pt2  2  0.0  0.0  0.47  1.0
  Pt  Pt3  2  0.23  0.5  0.79  1.0

Tl Zn Pt Pt
Tl Zn Pt Pt 0 2 o o o 0 1 + + o 1 2 - - o 1 3 o o o 2 3 + + o 