The structure described by SrHf7N10 crystallizes in the monoclinic Pc space group. Sr(1) is bonded in a 5-coordinate geometry to one N(1), one N(2), one N(4), one N(6), and one N(7) atom. There are seven inequivalent Hf sites. In the first Hf site, Hf(1) is bonded in a 5-coordinate geometry to one N(1), one N(2), one N(3), one N(6), and one N(9) atom. In the second Hf site, Hf(2) is bonded in a 4-coordinate geometry to one N(10), one N(2), one N(3), one N(4), and one N(6) atom. In the third Hf site, Hf(3) is bonded to one N(10), one N(4), one N(5), one N(7), and one N(8) atom to form a mixture of distorted edge and corner-sharing HfN5 trigonal bipyramids. In the fourth Hf site, Hf(4) is bonded to one N(10), one N(2), one N(7), one N(8), and one N(9) atom to form a mixture of edge and corner-sharing HfN5 trigonal bipyramids. In the fifth Hf site, Hf(5) is bonded to one N(1), one N(5), one N(7), one N(8), and one N(9) atom to form a mixture of distorted edge and corner-sharing HfN5 trigonal bipyramids. In the sixth Hf site, Hf(6) is bonded to one N(10), one N(3), one N(5), one N(8), and one N(9) atom to form a mixture of edge and corner-sharing HfN5 trigonal bipyramids. In the seventh Hf site, Hf(7) is bonded to one N(10), one N(5), one N(6), one N(7), and one N(9) atom to form a mixture of edge and corner-sharing HfN5 trigonal bipyramids. There are ten inequivalent N sites. In the first N site, N(9) is bonded to one Hf(1), one Hf(4), one Hf(5), one Hf(6), and one Hf(7) atom to form distorted NHf5 trigonal bipyramids that share  a cornercorner with one N(10)Hf5 trigonal bipyramid,  an edgeedge with one N(10)Hf5 trigonal bipyramid,  an edgeedge with one N(2)SrHf3 trigonal pyramid, and  an edgeedge with one N(6)SrHf3 trigonal pyramid. In the second N site, N(10) is bonded to one Hf(2), one Hf(3), one Hf(4), one Hf(6), and one Hf(7) atom to form distorted NHf5 trigonal bipyramids that share  a cornercorner with one N(9)Hf5 trigonal bipyramid, corners with two equivalent N(2)SrHf3 trigonal pyramids,  an edgeedge with one N(9)Hf5 trigonal bipyramid, and  an edgeedge with one N(6)SrHf3 trigonal pyramid. In the third N site, N(1) is bonded in a distorted trigonal planar geometry to one Sr(1), one Hf(1), and one Hf(5) atom. In the fourth N site, N(2) is bonded to one Sr(1), one Hf(1), one Hf(2), and one Hf(4) atom to form distorted NSrHf3 trigonal pyramids that share corners with two equivalent N(10)Hf5 trigonal bipyramids,  a cornercorner with one N(6)SrHf3 trigonal pyramid,  an edgeedge with one N(9)Hf5 trigonal bipyramid, and  an edgeedge with one N(6)SrHf3 trigonal pyramid. In the fifth N site, N(3) is bonded in a trigonal non-coplanar geometry to one Hf(1), one Hf(2), and one Hf(6) atom. In the sixth N site, N(4) is bonded in a distorted trigonal planar geometry to one Sr(1), one Hf(2), and one Hf(3) atom. In the seventh N site, N(5) is bonded in a rectangular see-saw-like geometry to one Hf(3), one Hf(5), one Hf(6), and one Hf(7) atom. In the eighth N site, N(6) is bonded to one Sr(1), one Hf(1), one Hf(2), and one Hf(7) atom to form distorted NSrHf3 trigonal pyramids that share  a cornercorner with one N(2)SrHf3 trigonal pyramid,  an edgeedge with one N(10)Hf5 trigonal bipyramid,  an edgeedge with one N(9)Hf5 trigonal bipyramid, and  an edgeedge with one N(2)SrHf3 trigonal pyramid. In the ninth N site, N(7) is bonded in a distorted rectangular see-saw-like geometry to one Sr(1), one Hf(3), one Hf(4), one Hf(5), and one Hf(7) atom. In the tenth N site, N(8) is bonded in a rectangular see-saw-like geometry to one Hf(3), one Hf(4), one Hf(5), and one Hf(6) atom. is represented by the CIF card [CIF]
data_SrHf7N10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.554
_cell_length_b   6.871
_cell_length_c   13.459
_cell_angle_alpha   90.000
_cell_angle_beta   88.195
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   605.803
_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
  Sr  Sr0  1  0.889  0.062  0.617  1.0
  Sr  Sr1  1  0.889  0.938  0.117  1.0
  Hf  Hf2  1  0.596  0.045  0.828  1.0
  Hf  Hf3  1  0.596  0.955  0.328  1.0
  Hf  Hf4  1  0.408  0.963  0.038  1.0
  Hf  Hf5  1  0.408  0.037  0.538  1.0
  Hf  Hf6  1  0.123  0.415  0.079  1.0
  Hf  Hf7  1  0.123  0.585  0.579  1.0
  Hf  Hf8  1  0.695  0.410  0.986  1.0
  Hf  Hf9  1  0.695  0.590  0.486  1.0
  Hf  Hf10  1  0.884  0.601  0.787  1.0
  Hf  Hf11  1  0.884  0.399  0.287  1.0
  Hf  Hf12  1  0.310  0.596  0.880  1.0
  Hf  Hf13  1  0.310  0.404  0.380  1.0
  Hf  Hf14  1  0.501  0.417  0.684  1.0
  Hf  Hf15  1  0.501  0.583  0.184  1.0
  N  N16  1  0.831  0.884  0.783  1.0
  N  N17  1  0.831  0.116  0.283  1.0
  N  N18  1  0.654  0.119  0.984  1.0
  N  N19  1  0.654  0.881  0.484  1.0
  N  N20  1  0.373  0.877  0.889  1.0
  N  N21  1  0.373  0.123  0.389  1.0
  N  N22  1  0.172  0.136  0.063  1.0
  N  N23  1  0.172  0.864  0.563  1.0
  N  N24  1  0.200  0.537  0.733  1.0
  N  N25  1  0.200  0.463  0.233  1.0
  N  N26  1  0.514  0.129  0.680  1.0
  N  N27  1  0.514  0.871  0.180  1.0
  N  N28  1  0.798  0.480  0.135  1.0
  N  N29  1  0.798  0.520  0.635  1.0
  N  N30  1  0.995  0.519  0.936  1.0
  N  N31  1  0.995  0.481  0.436  1.0
  N  N32  1  0.595  0.447  0.836  1.0
  N  N33  1  0.595  0.553  0.336  1.0
  N  N34  1  0.405  0.550  0.033  1.0
  N  N35  1  0.405  0.450  0.533  1.0
[/CIF]
.
The structure described by SrHf7N10 crystallizes in the monoclinic Pc space group. Sr(1) is bonded in a 5-coordinate geometry to one N(1), one N(2), one N(4), one N(6), and one N(7) atom. There are seven inequivalent Hf sites. In the first Hf site, Hf(1) is bonded in a 5-coordinate geometry to one N(1), one N(2), one N(3), one N(6), and one N(9) atom. In the second Hf site, Hf(2) is bonded in a 4-coordinate geometry to one N(10), one N(2), one N(3), one N(4), and one N(6) atom. In the third Hf site, Hf(3) is bonded to one N(10), one N(4), one N(5), one N(7), and one N(8) atom to form a mixture of distorted edge and corner-sharing HfN5 trigonal bipyramids. In the fourth Hf site, Hf(4) is bonded to one N(10), one N(2), one N(7), one N(8), and one N(9) atom to form a mixture of edge and corner-sharing HfN5 trigonal bipyramids. In the fifth Hf site, Hf(5) is bonded to one N(1), one N(5), one N(7), one N(8), and one N(9) atom to form a mixture of distorted edge and corner-sharing HfN5 trigonal bipyramids. In the sixth Hf site, Hf(6) is bonded to one N(10), one N(3), one N(5), one N(8), and one N(9) atom to form a mixture of edge and corner-sharing HfN5 trigonal bipyramids. In the seventh Hf site, Hf(7) is bonded to one N(10), one N(5), one N(6), one N(7), and one N(9) atom to form a mixture of edge and corner-sharing HfN5 trigonal bipyramids. There are ten inequivalent N sites. In the first N site, N(9) is bonded to one Hf(1), one Hf(4), one Hf(5), one Hf(6), and one Hf(7) atom to form distorted NHf5 trigonal bipyramids that share  a cornercorner with one N(10)Hf5 trigonal bipyramid,  an edgeedge with one N(10)Hf5 trigonal bipyramid,  an edgeedge with one N(2)SrHf3 trigonal pyramid, and  an edgeedge with one N(6)SrHf3 trigonal pyramid. In the second N site, N(10) is bonded to one Hf(2), one Hf(3), one Hf(4), one Hf(6), and one Hf(7) atom to form distorted NHf5 trigonal bipyramids that share  a cornercorner with one N(9)Hf5 trigonal bipyramid, corners with two equivalent N(2)SrHf3 trigonal pyramids,  an edgeedge with one N(9)Hf5 trigonal bipyramid, and  an edgeedge with one N(6)SrHf3 trigonal pyramid. In the third N site, N(1) is bonded in a distorted trigonal planar geometry to one Sr(1), one Hf(1), and one Hf(5) atom. In the fourth N site, N(2) is bonded to one Sr(1), one Hf(1), one Hf(2), and one Hf(4) atom to form distorted NSrHf3 trigonal pyramids that share corners with two equivalent N(10)Hf5 trigonal bipyramids,  a cornercorner with one N(6)SrHf3 trigonal pyramid,  an edgeedge with one N(9)Hf5 trigonal bipyramid, and  an edgeedge with one N(6)SrHf3 trigonal pyramid. In the fifth N site, N(3) is bonded in a trigonal non-coplanar geometry to one Hf(1), one Hf(2), and one Hf(6) atom. In the sixth N site, N(4) is bonded in a distorted trigonal planar geometry to one Sr(1), one Hf(2), and one Hf(3) atom. In the seventh N site, N(5) is bonded in a rectangular see-saw-like geometry to one Hf(3), one Hf(5), one Hf(6), and one Hf(7) atom. In the eighth N site, N(6) is bonded to one Sr(1), one Hf(1), one Hf(2), and one Hf(7) atom to form distorted NSrHf3 trigonal pyramids that share  a cornercorner with one N(2)SrHf3 trigonal pyramid,  an edgeedge with one N(10)Hf5 trigonal bipyramid,  an edgeedge with one N(9)Hf5 trigonal bipyramid, and  an edgeedge with one N(2)SrHf3 trigonal pyramid. In the ninth N site, N(7) is bonded in a distorted rectangular see-saw-like geometry to one Sr(1), one Hf(3), one Hf(4), one Hf(5), and one Hf(7) atom. In the tenth N site, N(8) is bonded in a rectangular see-saw-like geometry to one Hf(3), one Hf(4), one Hf(5), and one Hf(6) atom. is represented by the CIF card [CIF]
data_SrHf7N10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.554
_cell_length_b   6.871
_cell_length_c   13.459
_cell_angle_alpha   90.000
_cell_angle_beta   88.195
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   605.803
_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
  Sr  Sr0  1  0.889  0.062  0.617  1.0
  Sr  Sr1  1  0.889  0.938  0.117  1.0
  Hf  Hf2  1  0.596  0.045  0.828  1.0
  Hf  Hf3  1  0.596  0.955  0.328  1.0
  Hf  Hf4  1  0.408  0.963  0.038  1.0
  Hf  Hf5  1  0.408  0.037  0.538  1.0
  Hf  Hf6  1  0.123  0.415  0.079  1.0
  Hf  Hf7  1  0.123  0.585  0.579  1.0
  Hf  Hf8  1  0.695  0.410  0.986  1.0
  Hf  Hf9  1  0.695  0.590  0.486  1.0
  Hf  Hf10  1  0.884  0.601  0.787  1.0
  Hf  Hf11  1  0.884  0.399  0.287  1.0
  Hf  Hf12  1  0.310  0.596  0.880  1.0
  Hf  Hf13  1  0.310  0.404  0.380  1.0
  Hf  Hf14  1  0.501  0.417  0.684  1.0
  Hf  Hf15  1  0.501  0.583  0.184  1.0
  N  N16  1  0.831  0.884  0.783  1.0
  N  N17  1  0.831  0.116  0.283  1.0
  N  N18  1  0.654  0.119  0.984  1.0
  N  N19  1  0.654  0.881  0.484  1.0
  N  N20  1  0.373  0.877  0.889  1.0
  N  N21  1  0.373  0.123  0.389  1.0
  N  N22  1  0.172  0.136  0.063  1.0
  N  N23  1  0.172  0.864  0.563  1.0
  N  N24  1  0.200  0.537  0.733  1.0
  N  N25  1  0.200  0.463  0.233  1.0
  N  N26  1  0.514  0.129  0.680  1.0
  N  N27  1  0.514  0.871  0.180  1.0
  N  N28  1  0.798  0.480  0.135  1.0
  N  N29  1  0.798  0.520  0.635  1.0
  N  N30  1  0.995  0.519  0.936  1.0
  N  N31  1  0.995  0.481  0.436  1.0
  N  N32  1  0.595  0.447  0.836  1.0
  N  N33  1  0.595  0.553  0.336  1.0
  N  N34  1  0.405  0.550  0.033  1.0
  N  N35  1  0.405  0.450  0.533  1.0
[/CIF]
.