data_Zn2P
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.22
_cell_length_b   3.8
_cell_length_c   8.2
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Zn2P
_chemical_formula_sum   'Zn8 P4'
_cell_volume   193.78
_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
  Zn  Zn4  1  0.3  0.95  0.79  1.0
  Zn  Zn5  1  0.03  0.85  0.89  1.0
  Zn  Zn6  1  0.19  0.95  0.32  1.0
  Zn  Zn7  1  0.92  0.85  0.42  1.0
  Zn  Zn8  1  0.02  0.95  0.52  1.0
  Zn  Zn9  1  0.31  0.85  0.41  1.0
  Zn  Zn10  1  0.91  0.95  0.79  1.0
  Zn  Zn11  1  0.2  0.85  0.69  1.0
  P  P0  1  0.55  0.95  0.26  1.0
  P  P1  1  0.57  0.85  0.16  1.0
  P  P2  1  0.66  0.95  0.04  1.0
  P  P3  1  0.68  0.85  0.94  1.0

data_Zn2P
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.8
_cell_length_b   6.22
_cell_length_c   8.2
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Zn2P
_chemical_formula_sum   'Zn8 P4'
_cell_volume   193.78
_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
  Zn  Zn0  2  0.05  0.3  0.19  1.0
  Zn  Zn1  2  0.05  0.58  0.71  1.0
  Zn  Zn2  2  0.05  0.41  0.91  1.0
  Zn  Zn3  2  0.05  0.69  0.18  1.0
  P  P4  2  0.05  0.05  0.44  1.0
  P  P5  2  0.05  0.93  0.66  1.0

Zn Zn Zn Zn Zn Zn Zn Zn P P P P
Zn Zn Zn Zn Zn Zn Zn Zn P P P P 0 7 o o o 1 6 - o o 2 5 o o o 3 4 + o o 8 9 o o o 10 11 o o - 