The compound described by NaInP2O7 crystallizes in the monoclinic P2_1/c space group. Na(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(6), and one O(7) atom to form distorted NaO6 pentagonal pyramids that share corners with three equivalent In(1)O6 octahedra, corners with two equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra,  an edgeedge with one In(1)O6 octahedra, and  an edgeedge with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-67°. In(1) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(7) atom to form InO6 octahedra that share corners with three equivalent Na(1)O6 pentagonal pyramids, corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra, and  an edgeedge with one Na(1)O6 pentagonal pyramid. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(3), one O(6), and one O(7) atom to form PO4 tetrahedra that share corners with three equivalent In(1)O6 octahedra, corners with two equivalent Na(1)O6 pentagonal pyramids,  a cornercorner with one P(2)O4 tetrahedra, and  an edgeedge with one Na(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 33-57°. In the second P site, P(2) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form PO4 tetrahedra that share corners with three equivalent In(1)O6 octahedra, corners with three equivalent Na(1)O6 pentagonal pyramids, and  a cornercorner with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 22-56°. There are seven inequivalent O sites. In the first O site, O(6) is bonded in a distorted trigonal planar geometry to one Na(1), one In(1), and one P(1) atom. In the second O site, O(7) is bonded in a 3-coordinate geometry to one Na(1), one In(1), and one P(1) atom. In the third O site, O(1) is bonded in a distorted trigonal planar geometry to one Na(1), one In(1), and one P(1) atom. In the fourth O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one In(1), and one P(2) atom. In the fifth O site, O(3) is bonded in a 3-coordinate geometry to one Na(1), one P(1), and one P(2) atom. In the sixth O site, O(4) is bonded in a bent 150 degrees geometry to one In(1) and one P(2) atom. In the seventh O site, O(5) is bonded in a distorted trigonal planar geometry to one Na(1), one In(1), and one P(2) atom. is represented by the CIF card [CIF]
data_NaInP2O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.144
_cell_length_b   7.493
_cell_length_c   9.853
_cell_angle_alpha   67.767
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   556.572
_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
  Na  Na0  1  0.520  0.284  0.716  1.0
  Na  Na1  1  0.980  0.284  0.216  1.0
  Na  Na2  1  0.020  0.716  0.784  1.0
  Na  Na3  1  0.480  0.716  0.284  1.0
  In  In4  1  0.496  0.746  0.750  1.0
  In  In5  1  0.996  0.254  0.750  1.0
  In  In6  1  0.504  0.254  0.250  1.0
  In  In7  1  0.004  0.746  0.250  1.0
  P  P8  1  0.282  0.328  0.954  1.0
  P  P9  1  0.752  0.075  0.038  1.0
  P  P10  1  0.252  0.925  0.462  1.0
  P  P11  1  0.248  0.925  0.962  1.0
  P  P12  1  0.748  0.075  0.538  1.0
  P  P13  1  0.718  0.672  0.046  1.0
  P  P14  1  0.782  0.672  0.546  1.0
  P  P15  1  0.218  0.328  0.454  1.0
  O  O16  1  0.109  0.378  0.893  1.0
  O  O17  1  0.588  0.033  0.625  1.0
  O  O18  1  0.088  0.967  0.875  1.0
  O  O19  1  0.412  0.967  0.375  1.0
  O  O20  1  0.912  0.033  0.125  1.0
  O  O21  1  0.832  0.871  0.564  1.0
  O  O22  1  0.332  0.129  0.936  1.0
  O  O23  1  0.168  0.129  0.436  1.0
  O  O24  1  0.627  0.175  0.095  1.0
  O  O25  1  0.127  0.825  0.405  1.0
  O  O26  1  0.373  0.825  0.905  1.0
  O  O27  1  0.873  0.175  0.595  1.0
  O  O28  1  0.774  0.180  0.874  1.0
  O  O29  1  0.274  0.820  0.626  1.0
  O  O30  1  0.226  0.820  0.126  1.0
  O  O31  1  0.726  0.180  0.374  1.0
  O  O32  1  0.785  0.701  0.386  1.0
  O  O33  1  0.285  0.299  0.114  1.0
  O  O34  1  0.215  0.299  0.614  1.0
  O  O35  1  0.412  0.459  0.859  1.0
  O  O36  1  0.891  0.622  0.107  1.0
  O  O37  1  0.391  0.378  0.393  1.0
  O  O38  1  0.715  0.701  0.886  1.0
  O  O39  1  0.609  0.622  0.607  1.0
  O  O40  1  0.088  0.459  0.359  1.0
  O  O41  1  0.588  0.541  0.141  1.0
  O  O42  1  0.912  0.541  0.641  1.0
  O  O43  1  0.668  0.871  0.064  1.0
[/CIF]
.
The compound described by NaInP2O7 crystallizes in the monoclinic P2_1/c space group. Na(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(6), and one O(7) atom to form distorted NaO6 pentagonal pyramids that share corners with three equivalent In(1)O6 octahedra, corners with two equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra,  an edgeedge with one In(1)O6 octahedra, and  an edgeedge with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-67°. In(1) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(7) atom to form InO6 octahedra that share corners with three equivalent Na(1)O6 pentagonal pyramids, corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra, and  an edgeedge with one Na(1)O6 pentagonal pyramid. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(3), one O(6), and one O(7) atom to form PO4 tetrahedra that share corners with three equivalent In(1)O6 octahedra, corners with two equivalent Na(1)O6 pentagonal pyramids,  a cornercorner with one P(2)O4 tetrahedra, and  an edgeedge with one Na(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 33-57°. In the second P site, P(2) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form PO4 tetrahedra that share corners with three equivalent In(1)O6 octahedra, corners with three equivalent Na(1)O6 pentagonal pyramids, and  a cornercorner with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 22-56°. There are seven inequivalent O sites. In the first O site, O(6) is bonded in a distorted trigonal planar geometry to one Na(1), one In(1), and one P(1) atom. In the second O site, O(7) is bonded in a 3-coordinate geometry to one Na(1), one In(1), and one P(1) atom. In the third O site, O(1) is bonded in a distorted trigonal planar geometry to one Na(1), one In(1), and one P(1) atom. In the fourth O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one In(1), and one P(2) atom. In the fifth O site, O(3) is bonded in a 3-coordinate geometry to one Na(1), one P(1), and one P(2) atom. In the sixth O site, O(4) is bonded in a bent 150 degrees geometry to one In(1) and one P(2) atom. In the seventh O site, O(5) is bonded in a distorted trigonal planar geometry to one Na(1), one In(1), and one P(2) atom. is represented by the CIF card [CIF]
data_NaInP2O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.144
_cell_length_b   7.493
_cell_length_c   9.853
_cell_angle_alpha   67.767
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   556.572
_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
  Na  Na0  1  0.520  0.284  0.716  1.0
  Na  Na1  1  0.980  0.284  0.216  1.0
  Na  Na2  1  0.020  0.716  0.784  1.0
  Na  Na3  1  0.480  0.716  0.284  1.0
  In  In4  1  0.496  0.746  0.750  1.0
  In  In5  1  0.996  0.254  0.750  1.0
  In  In6  1  0.504  0.254  0.250  1.0
  In  In7  1  0.004  0.746  0.250  1.0
  P  P8  1  0.282  0.328  0.954  1.0
  P  P9  1  0.752  0.075  0.038  1.0
  P  P10  1  0.252  0.925  0.462  1.0
  P  P11  1  0.248  0.925  0.962  1.0
  P  P12  1  0.748  0.075  0.538  1.0
  P  P13  1  0.718  0.672  0.046  1.0
  P  P14  1  0.782  0.672  0.546  1.0
  P  P15  1  0.218  0.328  0.454  1.0
  O  O16  1  0.109  0.378  0.893  1.0
  O  O17  1  0.588  0.033  0.625  1.0
  O  O18  1  0.088  0.967  0.875  1.0
  O  O19  1  0.412  0.967  0.375  1.0
  O  O20  1  0.912  0.033  0.125  1.0
  O  O21  1  0.832  0.871  0.564  1.0
  O  O22  1  0.332  0.129  0.936  1.0
  O  O23  1  0.168  0.129  0.436  1.0
  O  O24  1  0.627  0.175  0.095  1.0
  O  O25  1  0.127  0.825  0.405  1.0
  O  O26  1  0.373  0.825  0.905  1.0
  O  O27  1  0.873  0.175  0.595  1.0
  O  O28  1  0.774  0.180  0.874  1.0
  O  O29  1  0.274  0.820  0.626  1.0
  O  O30  1  0.226  0.820  0.126  1.0
  O  O31  1  0.726  0.180  0.374  1.0
  O  O32  1  0.785  0.701  0.386  1.0
  O  O33  1  0.285  0.299  0.114  1.0
  O  O34  1  0.215  0.299  0.614  1.0
  O  O35  1  0.412  0.459  0.859  1.0
  O  O36  1  0.891  0.622  0.107  1.0
  O  O37  1  0.391  0.378  0.393  1.0
  O  O38  1  0.715  0.701  0.886  1.0
  O  O39  1  0.609  0.622  0.607  1.0
  O  O40  1  0.088  0.459  0.359  1.0
  O  O41  1  0.588  0.541  0.141  1.0
  O  O42  1  0.912  0.541  0.641  1.0
  O  O43  1  0.668  0.871  0.064  1.0
[/CIF]
.