data_ZnSi2P
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.51
_cell_length_b   3.54
_cell_length_c   7.0
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnSi2P
_chemical_formula_sum   'Zn1 Si2 P1'
_cell_volume   62.29
_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
  Zn  Zn3  1  0.26  0.0  0.5  1.0
  Si  Si1  1  0.0  0.77  0.72  1.0
  Si  Si2  1  0.0  0.77  0.28  1.0
  P  P0  1  0.0  0.0  0.0  1.0

data_ZnSi2P
_symmetry_space_group_name_H-M   Pm
_cell_length_a   2.51
_cell_length_b   7.0
_cell_length_c   3.54
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   6
_chemical_formula_structural   ZnSi2P
_chemical_formula_sum   'Zn1 Si2 P1'
_cell_volume   62.29
_cell_formula_units_Z   1
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  1  0.26  0.0  0.0  1.0
  Si  Si1  2  0.0  0.22  0.77  1.0
  P  P2  1  0.0  0.5  0.0  1.0

Zn Si Si P
Zn Si Si P 0 2 o - o 0 1 o - o 1 3 o + + 2 3 o + o 3 3 + o o 