data_Rh4Se
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.84
_cell_length_b   6.84
_cell_length_c   6.84
_cell_angle_alpha   149.48
_cell_angle_beta   149.48
_cell_angle_gamma   43.71
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Rh4Se
_chemical_formula_sum   'Rh4 Se1'
_cell_volume   82.19
_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
  Rh  Rh0  1  0.8  0.0  0.17  1.0
  Rh  Rh1  1  0.0  0.8  0.17  1.0
  Rh  Rh2  1  0.0  0.0  0.62  1.0
  Rh  Rh3  1  0.0  0.0  0.07  1.0
  Se  Se4  1  0.0  0.0  0.0  1.0

data_Rh4Se
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.09
_cell_length_b   5.09
_cell_length_c   6.84
_cell_angle_alpha   90.0
_cell_angle_beta   111.86
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Rh4Se
_chemical_formula_sum   'Rh8 Se2'
_cell_volume   164.37
_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
  Rh  Rh0  4  0.27  0.1  0.37  1.0
  Rh  Rh1  2  0.07  0.0  0.07  1.0
  Rh  Rh2  2  0.12  0.5  0.62  1.0
  Se  Se3  2  0.0  0.0  0.0  1.0

Rh Rh Rh Rh Se