data_SrLa2Se
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.58
_cell_length_b   5.58
_cell_length_c   4.05
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrLa2Se
_chemical_formula_sum   'Sr1 La2 Se1'
_cell_volume   126.13
_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  Sr3  1  0.79  0.79  0.0  1.0
  La  La0  1  0.79  0.0  0.02  1.0
  La  La1  1  0.0  0.79  0.02  1.0
  Se  Se2  1  0.0  0.0  0.0  1.0

data_SrLa2Se
_symmetry_space_group_name_H-M   Cm
_cell_length_a   7.9
_cell_length_b   7.9
_cell_length_c   4.05
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SrLa2Se
_chemical_formula_sum   'Sr2 La4 Se2'
_cell_volume   252.27
_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
  Sr  Sr0  2  0.29  0.5  0.0  1.0
  La  La1  4  0.4  0.4  0.02  1.0
  Se  Se2  2  0.0  0.0  0.0  1.0

Sr La La Se
Sr La La Se 0 2 + o o 0 1 o + o 1 3 + o o 2 3 o + o 