data_SrHfP2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.15
_cell_length_b   5.15
_cell_length_c   3.05
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrHfP2
_chemical_formula_sum   'Sr1 Hf1 P2'
_cell_volume   80.86
_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
  Sr  Sr3  1  0.0  0.0  0.0  1.0
  Hf  Hf0  1  0.57  0.57  0.0  1.0
  P  P1  1  0.57  0.0  0.53  1.0
  P  P2  1  0.0  0.57  0.53  1.0

data_SrHfP2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   7.28
_cell_length_b   7.28
_cell_length_c   3.05
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SrHfP2
_chemical_formula_sum   'Sr2 Hf2 P4'
_cell_volume   161.72
_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
  Sr  Sr0  2  0.0  0.0  0.0  1.0
  Hf  Hf1  2  0.07  0.5  0.0  1.0
  P  P2  4  0.29  0.29  0.53  1.0

Sr Hf P P
SrHfP2 crystallizes in the monoclinic Cm space group. Sr(1) is bonded in a 4-coordinate geometry to eight equivalent P(1) atoms. There are a spread of Sr(1)-P(1) bond distances ranging from 2.63-3.36 Å. Hf(1) is bonded in a 4-coordinate geometry to eight equivalent P(1) atoms. There are a spread of Hf(1)-P(1) bond distances ranging from 2.63-3.36 Å. P(1) is bonded in a distorted body-centered cubic geometry to four equivalent Sr(1) and four equivalent Hf(1) atoms.