data_La(SiPt)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.84
_cell_length_b   5.84
_cell_length_c   5.84
_cell_angle_alpha   136.7
_cell_angle_beta   136.7
_cell_angle_gamma   62.9
_symmetry_Int_Tables_number   1
_chemical_formula_structural   La(SiPt)2
_chemical_formula_sum   'La1 Si2 Pt2'
_cell_volume   92.48
_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
  La  La0  1  0.0  0.0  0.0  1.0
  Si  Si3  1  0.0  0.0  0.2  1.0
  Si  Si4  1  0.0  0.0  0.76  1.0
  Pt  Pt1  1  0.15  0.0  0.49  1.0
  Pt  Pt2  1  0.0  0.15  0.49  1.0

data_La(SiPt)2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.09
_cell_length_b   6.09
_cell_length_c   5.84
_cell_angle_alpha   90.0
_cell_angle_beta   121.45
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   La(SiPt)2
_chemical_formula_sum   'La2 Si4 Pt4'
_cell_volume   184.96
_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
  La  La0  2  0.0  0.0  0.0  1.0
  Si  Si1  2  0.24  0.0  0.24  1.0
  Si  Si2  2  0.3  0.5  0.8  1.0
  Pt  Pt3  4  0.09  0.42  0.66  1.0

La Si Si Pt Pt
La Si Si Pt Pt 0 2 o o - 0 1 o o o 1 4 o o o 1 3 o o o 3 4 o o o 