data_LiCr2Cu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.37
_cell_length_b   2.37
_cell_length_c   8.95
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   105.58
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LiCr2Cu
_chemical_formula_sum   'Li1 Cr2 Cu1'
_cell_volume   48.61
_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
  Cr  Cr0  1  0.44  0.0  0.33  1.0
  Cr  Cr1  1  0.44  0.0  0.62  1.0
  Cu  Cu2  1  0.0  0.0  0.47  1.0

data_LiCr2Cu
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.37
_cell_length_b   2.37
_cell_length_c   8.95
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   105.58
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LiCr2Cu
_chemical_formula_sum   'Li1 Cr2 Cu1'
_cell_volume   48.61
_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  Li0  1  0.0  0.0  0.0  1.0
  Cr  Cr1  1  0.44  0.0  0.33  1.0
  Cr  Cr2  1  0.44  0.0  0.62  1.0
  Cu  Cu3  1  0.0  0.0  0.47  1.0

Li Cr Cr Cu
Li Cr Cr Cu 0 0 o + o 0 0 + o o 1 3 o o o 1 3 + o o 2 3 o o o 2 3 + o o 