data_Sb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.15
_cell_length_b   6.15
_cell_length_c   6.15
_cell_angle_alpha   96.24
_cell_angle_beta   96.24
_cell_angle_gamma   141.49
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sb
_chemical_formula_sum   Sb4
_cell_volume   136.87
_cell_formula_units_Z   4
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
  Sb  Sb0  1  0.87  0.23  0.0  1.0
  Sb  Sb1  1  0.23  0.34  0.0  1.0
  Sb  Sb2  1  0.23  0.87  0.03  1.0
  Sb  Sb3  1  0.87  0.77  0.03  1.0

data_Sb
_symmetry_space_group_name_H-M   P-1
_cell_length_a   4.06
_cell_length_b   6.15
_cell_length_c   6.15
_cell_angle_alpha   83.76
_cell_angle_beta   70.75
_cell_angle_gamma   70.75
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Sb
_chemical_formula_sum   Sb4
_cell_volume   136.87
_cell_formula_units_Z   4
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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
  Sb  Sb0  2  0.18  0.64  0.51  1.0
  Sb  Sb1  2  0.29  0.89  0.51  1.0

Sb Sb Sb Sb