data_LiAl2B
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.78
_cell_length_b   2.78
_cell_length_c   7.25
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LiAl2B
_chemical_formula_sum   'Li1 Al2 B1'
_cell_volume   55.91
_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
  Li  Li3  1  0.0  0.0  0.0  1.0
  Al  Al0  1  0.39  0.39  0.26  1.0
  Al  Al1  1  0.39  0.39  0.99  1.0
  B  B2  1  0.0  0.0  0.62  1.0

data_LiAl2B
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.93
_cell_length_b   3.93
_cell_length_c   7.25
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   LiAl2B
_chemical_formula_sum   'Li2 Al4 B2'
_cell_volume   111.81
_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
  Li  Li0  2  0.0  0.0  0.0  1.0
  Al  Al1  2  0.39  0.0  0.26  1.0
  Al  Al2  2  0.39  0.0  0.99  1.0
  B  B3  2  0.0  0.0  0.62  1.0

Li Al Al B
Li Al Al B 0 2 o o - 0 3 o o - 1 2 o o - 1 3 + o o 1 3 o + o 1 3 o o o 2 3 + o o 2 3 o + o 2 3 o o o 3 3 + o o 3 3 o + o 