[CIF]
data_Na2CrSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.20583207
_cell_length_b   3.20583207
_cell_length_c   8.63768961
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2CrSe
_chemical_formula_sum   'Na2 Cr1 Se1'
_cell_volume   88.77263936
_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
  Cr  Cr0  1  0.00000000  0.00000000  5.85419128  1
  Na  Na1  1  1.60291604  1.60291604  8.18789643  1
  Na  Na2  1  0.00000000  0.00000000  2.63315079  1
  Se  Se3  1  1.60291604  1.60291604  4.91898561  1
[/CIF]
