data_SiRh4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.75
_cell_length_b   6.75
_cell_length_c   6.75
_cell_angle_alpha   149.64
_cell_angle_beta   149.64
_cell_angle_gamma   43.47
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SiRh4
_chemical_formula_sum   'Si1 Rh4'
_cell_volume   78.4
_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
  Si  Si4  1  0.0  0.0  0.0  1.0
  Rh  Rh0  1  0.77  0.0  0.14  1.0
  Rh  Rh1  1  0.0  0.77  0.14  1.0
  Rh  Rh2  1  0.0  0.0  0.51  1.0
  Rh  Rh3  1  0.0  0.0  0.03  1.0

data_SiRh4
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.0
_cell_length_b   5.0
_cell_length_c   6.75
_cell_angle_alpha   90.0
_cell_angle_beta   111.74
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SiRh4
_chemical_formula_sum   'Si2 Rh8'
_cell_volume   156.8
_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
  Si  Si0  2  0.0  0.0  0.0  1.0
  Rh  Rh1  4  0.25  0.12  0.37  1.0
  Rh  Rh2  2  0.01  0.5  0.51  1.0
  Rh  Rh3  2  0.03  0.0  0.03  1.0

Si Rh Rh Rh Rh