data_AlP2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.04
_cell_length_b   6.04
_cell_length_c   3.47
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlP2
_chemical_formula_sum   'Al2 P4'
_cell_volume   105.63
_cell_formula_units_Z   2
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
  Al  Al0  1  0.0  0.0  0.0  1.0
  Al  Al1  1  0.52  0.02  0.73  1.0
  P  P2  1  0.81  0.7  0.0  1.0
  P  P3  1  0.23  0.35  0.0  1.0
  P  P4  1  0.33  0.37  0.73  1.0
  P  P5  1  0.71  0.67  0.73  1.0

data_AlP2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.47
_cell_length_b   5.04
_cell_length_c   6.04
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlP2
_chemical_formula_sum   'Al2 P4'
_cell_volume   105.63
_cell_formula_units_Z   2
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
  Al  Al0  1  0.0  0.0  0.0  1.0
  Al  Al1  1  0.73  0.52  0.02  1.0
  P  P2  1  0.0  0.23  0.35  1.0
  P  P3  1  0.0  0.81  0.7  1.0
  P  P4  1  0.73  0.33  0.37  1.0
  P  P5  1  0.73  0.71  0.67  1.0

Al Al P P P P