data_Sr2FePt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.43
_cell_length_b   6.43
_cell_length_c   6.43
_cell_angle_alpha   144.18
_cell_angle_beta   134.87
_cell_angle_gamma   58.91
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2FePt
_chemical_formula_sum   'Sr2 Fe1 Pt1'
_cell_volume   109.03
_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
  Sr  Sr2  1  0.0  0.0  0.36  1.0
  Sr  Sr3  1  0.0  0.47  0.89  1.0
  Fe  Fe0  1  0.0  0.0  0.76  1.0
  Pt  Pt1  1  0.98  0.0  0.18  1.0

data_Sr2FePt
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.95
_cell_length_b   4.93
_cell_length_c   6.43
_cell_angle_alpha   112.57
_cell_angle_beta   107.91
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2FePt
_chemical_formula_sum   'Sr2 Fe1 Pt1'
_cell_volume   109.03
_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
  Sr  Sr0  1  0.11  0.57  0.57  1.0
  Sr  Sr1  1  0.64  0.64  0.64  1.0
  Fe  Fe2  1  0.24  0.24  0.24  1.0
  Pt  Pt3  1  0.79  0.82  0.79  1.0

Sr Sr Fe Pt