data_Mg2AlPt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.38
_cell_length_b   5.38
_cell_length_c   4.81
_cell_angle_alpha   108.94
_cell_angle_beta   108.94
_cell_angle_gamma   32.83
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg2AlPt
_chemical_formula_sum   'Mg2 Al1 Pt1'
_cell_volume   71.06
_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
  Mg  Mg1  1  0.6  0.0  0.37  1.0
  Mg  Mg2  1  0.54  0.0  0.37  1.0
  Al  Al0  1  0.02  0.0  0.41  1.0
  Pt  Pt3  1  0.57  0.0  0.17  1.0

data_Mg2AlPt
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.04
_cell_length_b   4.81
_cell_length_c   5.38
_cell_angle_alpha   108.94
_cell_angle_beta   106.41
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg2AlPt
_chemical_formula_sum   'Mg2 Al1 Pt1'
_cell_volume   71.06
_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
  Mg  Mg0  1  0.0  0.37  0.54  1.0
  Mg  Mg1  1  0.0  0.37  0.6  1.0
  Al  Al2  1  0.0  0.41  0.02  1.0
  Pt  Pt3  1  0.0  0.17  0.57  1.0

Mg Mg Al Pt
Mg Mg Al Pt 0 1 o o o 0 2 + o o 0 3 o o o 1 2 + o o 1 3 o o o 2 3 - o o 