The compound described by Nd4PdO7 crystallizes in the triclinic P-1 space group. There are four inequivalent Nd sites. In the first Nd site, Nd(1) is bonded in a 7-coordinate geometry to one O(1), one O(3), one O(4), one O(5), one O(7), and two equivalent O(2) atoms. In the second Nd site, Nd(2) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(6), and two equivalent O(5) atoms. In the third Nd site, Nd(3) is bonded in a 7-coordinate geometry to one O(1), one O(3), one O(4), one O(5), one O(6), and two equivalent O(7) atoms. In the fourth Nd site, Nd(4) is bonded in a 7-coordinate geometry to one O(2), one O(3), one O(4), one O(5), one O(7), and two equivalent O(6) atoms. There are two inequivalent Pd sites. In the first Pd site, Pd(1) is bonded in a square co-planar geometry to two equivalent O(1) and two equivalent O(2) atoms. In the second Pd site, Pd(2) is bonded in a square co-planar geometry to two equivalent O(1) and two equivalent O(3) atoms. There are seven inequivalent O sites. In the first O site, O(1) is bonded to one Nd(1), one Nd(2), one Nd(3), one Pd(1), and one Pd(2) atom to form distorted ONd3Pd2 trigonal bipyramids that share  a cornercorner with one O(2)Nd4Pd square pyramid,  a cornercorner with one O(7)Nd4 tetrahedra, corners with two equivalent O(6)Nd4 tetrahedra, corners with three equivalent O(4)Nd4 tetrahedra,  a cornercorner with one O(3)Nd4Pd trigonal bipyramid, corners with two equivalent O(1)Nd3Pd2 trigonal bipyramids, corners with two equivalent O(5)Nd5 trigonal bipyramids, edges with two equivalent O(2)Nd4Pd square pyramids,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(5)Nd5 trigonal bipyramid, and edges with two equivalent O(3)Nd4Pd trigonal bipyramids. In the second O site, O(2) is bonded to one Nd(2), one Nd(4), two equivalent Nd(1), and one Pd(1) atom to form distorted ONd4Pd square pyramids that share  a cornercorner with one O(2)Nd4Pd square pyramid, corners with three equivalent O(6)Nd4 tetrahedra, corners with three equivalent O(7)Nd4 tetrahedra,  a cornercorner with one O(1)Nd3Pd2 trigonal bipyramid, corners with three equivalent O(5)Nd5 trigonal bipyramids,  an edgeedge with one O(2)Nd4Pd square pyramid, edges with two equivalent O(4)Nd4 tetrahedra,  an edgeedge with one O(5)Nd5 trigonal bipyramid, edges with two equivalent O(1)Nd3Pd2 trigonal bipyramids, and edges with two equivalent O(3)Nd4Pd trigonal bipyramids. In the third O site, O(3) is bonded to one Nd(1), one Nd(2), one Nd(3), one Nd(4), and one Pd(2) atom to form distorted ONd4Pd trigonal bipyramids that share corners with two equivalent O(4)Nd4 tetrahedra, corners with two equivalent O(6)Nd4 tetrahedra, corners with four equivalent O(7)Nd4 tetrahedra,  a cornercorner with one O(1)Nd3Pd2 trigonal bipyramid,  a cornercorner with one O(3)Nd4Pd trigonal bipyramid,  a cornercorner with one O(5)Nd5 trigonal bipyramid, edges with two equivalent O(2)Nd4Pd square pyramids,  an edgeedge with one O(4)Nd4 tetrahedra,  an edgeedge with one O(6)Nd4 tetrahedra, edges with two equivalent O(1)Nd3Pd2 trigonal bipyramids, and edges with two equivalent O(5)Nd5 trigonal bipyramids. In the fourth O site, O(4) is bonded to one Nd(1), one Nd(2), one Nd(3), and one Nd(4) atom to form ONd4 tetrahedra that share corners with two equivalent O(6)Nd4 tetrahedra, corners with two equivalent O(7)Nd4 tetrahedra, corners with two equivalent O(3)Nd4Pd trigonal bipyramids, corners with three equivalent O(1)Nd3Pd2 trigonal bipyramids, corners with three equivalent O(5)Nd5 trigonal bipyramids, edges with two equivalent O(2)Nd4Pd square pyramids,  an edgeedge with one O(6)Nd4 tetrahedra,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(3)Nd4Pd trigonal bipyramid, and  an edgeedge with one O(5)Nd5 trigonal bipyramid. In the fifth O site, O(5) is bonded to one Nd(1), one Nd(3), one Nd(4), and two equivalent Nd(2) atoms to form distorted ONd5 trigonal bipyramids that share corners with three equivalent O(2)Nd4Pd square pyramids, corners with two equivalent O(7)Nd4 tetrahedra, corners with three equivalent O(4)Nd4 tetrahedra, corners with three equivalent O(6)Nd4 tetrahedra,  a cornercorner with one O(3)Nd4Pd trigonal bipyramid, corners with two equivalent O(1)Nd3Pd2 trigonal bipyramids,  an edgeedge with one O(2)Nd4Pd square pyramid,  an edgeedge with one O(4)Nd4 tetrahedra,  an edgeedge with one O(6)Nd4 tetrahedra,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(1)Nd3Pd2 trigonal bipyramid,  an edgeedge with one O(5)Nd5 trigonal bipyramid, and edges with two equivalent O(3)Nd4Pd trigonal bipyramids. In the sixth O site, O(6) is bonded to one Nd(2), one Nd(3), and two equivalent Nd(4) atoms to form ONd4 tetrahedra that share corners with three equivalent O(2)Nd4Pd square pyramids, corners with two equivalent O(4)Nd4 tetrahedra, corners with two equivalent O(7)Nd4 tetrahedra, corners with two equivalent O(1)Nd3Pd2 trigonal bipyramids, corners with two equivalent O(3)Nd4Pd trigonal bipyramids, corners with three equivalent O(5)Nd5 trigonal bipyramids,  an edgeedge with one O(4)Nd4 tetrahedra,  an edgeedge with one O(6)Nd4 tetrahedra,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(3)Nd4Pd trigonal bipyramid, and  an edgeedge with one O(5)Nd5 trigonal bipyramid. In the seventh O site, O(7) is bonded to one Nd(1), one Nd(4), and two equivalent Nd(3) atoms to form ONd4 tetrahedra that share corners with three equivalent O(2)Nd4Pd square pyramids, corners with two equivalent O(4)Nd4 tetrahedra, corners with two equivalent O(6)Nd4 tetrahedra,  a cornercorner with one O(1)Nd3Pd2 trigonal bipyramid, corners with two equivalent O(5)Nd5 trigonal bipyramids, corners with four equivalent O(3)Nd4Pd trigonal bipyramids,  an edgeedge with one O(4)Nd4 tetrahedra,  an edgeedge with one O(6)Nd4 tetrahedra,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(1)Nd3Pd2 trigonal bipyramid, and  an edgeedge with one O(5)Nd5 trigonal bipyramid. is represented by the Crystallographic Information File (CIF) [CIF]
data_Nd4PdO7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.941
_cell_length_b   7.235
_cell_length_c   7.968
_cell_angle_alpha   70.044
_cell_angle_beta   71.988
_cell_angle_gamma   83.480
_symmetry_Int_Tables_number   1
_cell_volume   357.654
_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
  Nd  Nd0  1  0.669  0.835  0.377  1.0
  Nd  Nd1  1  0.331  0.165  0.623  1.0
  Nd  Nd2  1  0.645  0.857  0.857  1.0
  Nd  Nd3  1  0.355  0.143  0.143  1.0
  Nd  Nd4  1  0.790  0.396  0.727  1.0
  Nd  Nd5  1  0.210  0.604  0.273  1.0
  Nd  Nd6  1  0.778  0.390  0.212  1.0
  Nd  Nd7  1  0.222  0.610  0.788  1.0
  Pd  Pd8  1  0.000  0.000  0.500  1.0
  Pd  Pd9  1  0.000  0.000  0.000  1.0
  O  O10  1  0.950  0.064  0.743  1.0
  O  O11  1  0.050  0.936  0.257  1.0
  O  O12  1  0.707  0.086  0.509  1.0
  O  O13  1  0.293  0.914  0.491  1.0
  O  O14  1  0.733  0.139  0.080  1.0
  O  O15  1  0.267  0.861  0.920  1.0
  O  O16  1  0.430  0.328  0.303  1.0
  O  O17  1  0.570  0.672  0.697  1.0
  O  O18  1  0.468  0.245  0.822  1.0
  O  O19  1  0.532  0.755  0.178  1.0
  O  O20  1  0.145  0.416  0.102  1.0
  O  O21  1  0.855  0.584  0.898  1.0
  O  O22  1  0.155  0.457  0.598  1.0
  O  O23  1  0.845  0.543  0.402  1.0
[/CIF]
.
The compound described by Nd4PdO7 crystallizes in the triclinic P-1 space group. There are four inequivalent Nd sites. In the first Nd site, Nd(1) is bonded in a 7-coordinate geometry to one O(1), one O(3), one O(4), one O(5), one O(7), and two equivalent O(2) atoms. In the second Nd site, Nd(2) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(6), and two equivalent O(5) atoms. In the third Nd site, Nd(3) is bonded in a 7-coordinate geometry to one O(1), one O(3), one O(4), one O(5), one O(6), and two equivalent O(7) atoms. In the fourth Nd site, Nd(4) is bonded in a 7-coordinate geometry to one O(2), one O(3), one O(4), one O(5), one O(7), and two equivalent O(6) atoms. There are two inequivalent Pd sites. In the first Pd site, Pd(1) is bonded in a square co-planar geometry to two equivalent O(1) and two equivalent O(2) atoms. In the second Pd site, Pd(2) is bonded in a square co-planar geometry to two equivalent O(1) and two equivalent O(3) atoms. There are seven inequivalent O sites. In the first O site, O(1) is bonded to one Nd(1), one Nd(2), one Nd(3), one Pd(1), and one Pd(2) atom to form distorted ONd3Pd2 trigonal bipyramids that share  a cornercorner with one O(2)Nd4Pd square pyramid,  a cornercorner with one O(7)Nd4 tetrahedra, corners with two equivalent O(6)Nd4 tetrahedra, corners with three equivalent O(4)Nd4 tetrahedra,  a cornercorner with one O(3)Nd4Pd trigonal bipyramid, corners with two equivalent O(1)Nd3Pd2 trigonal bipyramids, corners with two equivalent O(5)Nd5 trigonal bipyramids, edges with two equivalent O(2)Nd4Pd square pyramids,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(5)Nd5 trigonal bipyramid, and edges with two equivalent O(3)Nd4Pd trigonal bipyramids. In the second O site, O(2) is bonded to one Nd(2), one Nd(4), two equivalent Nd(1), and one Pd(1) atom to form distorted ONd4Pd square pyramids that share  a cornercorner with one O(2)Nd4Pd square pyramid, corners with three equivalent O(6)Nd4 tetrahedra, corners with three equivalent O(7)Nd4 tetrahedra,  a cornercorner with one O(1)Nd3Pd2 trigonal bipyramid, corners with three equivalent O(5)Nd5 trigonal bipyramids,  an edgeedge with one O(2)Nd4Pd square pyramid, edges with two equivalent O(4)Nd4 tetrahedra,  an edgeedge with one O(5)Nd5 trigonal bipyramid, edges with two equivalent O(1)Nd3Pd2 trigonal bipyramids, and edges with two equivalent O(3)Nd4Pd trigonal bipyramids. In the third O site, O(3) is bonded to one Nd(1), one Nd(2), one Nd(3), one Nd(4), and one Pd(2) atom to form distorted ONd4Pd trigonal bipyramids that share corners with two equivalent O(4)Nd4 tetrahedra, corners with two equivalent O(6)Nd4 tetrahedra, corners with four equivalent O(7)Nd4 tetrahedra,  a cornercorner with one O(1)Nd3Pd2 trigonal bipyramid,  a cornercorner with one O(3)Nd4Pd trigonal bipyramid,  a cornercorner with one O(5)Nd5 trigonal bipyramid, edges with two equivalent O(2)Nd4Pd square pyramids,  an edgeedge with one O(4)Nd4 tetrahedra,  an edgeedge with one O(6)Nd4 tetrahedra, edges with two equivalent O(1)Nd3Pd2 trigonal bipyramids, and edges with two equivalent O(5)Nd5 trigonal bipyramids. In the fourth O site, O(4) is bonded to one Nd(1), one Nd(2), one Nd(3), and one Nd(4) atom to form ONd4 tetrahedra that share corners with two equivalent O(6)Nd4 tetrahedra, corners with two equivalent O(7)Nd4 tetrahedra, corners with two equivalent O(3)Nd4Pd trigonal bipyramids, corners with three equivalent O(1)Nd3Pd2 trigonal bipyramids, corners with three equivalent O(5)Nd5 trigonal bipyramids, edges with two equivalent O(2)Nd4Pd square pyramids,  an edgeedge with one O(6)Nd4 tetrahedra,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(3)Nd4Pd trigonal bipyramid, and  an edgeedge with one O(5)Nd5 trigonal bipyramid. In the fifth O site, O(5) is bonded to one Nd(1), one Nd(3), one Nd(4), and two equivalent Nd(2) atoms to form distorted ONd5 trigonal bipyramids that share corners with three equivalent O(2)Nd4Pd square pyramids, corners with two equivalent O(7)Nd4 tetrahedra, corners with three equivalent O(4)Nd4 tetrahedra, corners with three equivalent O(6)Nd4 tetrahedra,  a cornercorner with one O(3)Nd4Pd trigonal bipyramid, corners with two equivalent O(1)Nd3Pd2 trigonal bipyramids,  an edgeedge with one O(2)Nd4Pd square pyramid,  an edgeedge with one O(4)Nd4 tetrahedra,  an edgeedge with one O(6)Nd4 tetrahedra,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(1)Nd3Pd2 trigonal bipyramid,  an edgeedge with one O(5)Nd5 trigonal bipyramid, and edges with two equivalent O(3)Nd4Pd trigonal bipyramids. In the sixth O site, O(6) is bonded to one Nd(2), one Nd(3), and two equivalent Nd(4) atoms to form ONd4 tetrahedra that share corners with three equivalent O(2)Nd4Pd square pyramids, corners with two equivalent O(4)Nd4 tetrahedra, corners with two equivalent O(7)Nd4 tetrahedra, corners with two equivalent O(1)Nd3Pd2 trigonal bipyramids, corners with two equivalent O(3)Nd4Pd trigonal bipyramids, corners with three equivalent O(5)Nd5 trigonal bipyramids,  an edgeedge with one O(4)Nd4 tetrahedra,  an edgeedge with one O(6)Nd4 tetrahedra,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(3)Nd4Pd trigonal bipyramid, and  an edgeedge with one O(5)Nd5 trigonal bipyramid. In the seventh O site, O(7) is bonded to one Nd(1), one Nd(4), and two equivalent Nd(3) atoms to form ONd4 tetrahedra that share corners with three equivalent O(2)Nd4Pd square pyramids, corners with two equivalent O(4)Nd4 tetrahedra, corners with two equivalent O(6)Nd4 tetrahedra,  a cornercorner with one O(1)Nd3Pd2 trigonal bipyramid, corners with two equivalent O(5)Nd5 trigonal bipyramids, corners with four equivalent O(3)Nd4Pd trigonal bipyramids,  an edgeedge with one O(4)Nd4 tetrahedra,  an edgeedge with one O(6)Nd4 tetrahedra,  an edgeedge with one O(7)Nd4 tetrahedra,  an edgeedge with one O(1)Nd3Pd2 trigonal bipyramid, and  an edgeedge with one O(5)Nd5 trigonal bipyramid. is represented by the Crystallographic Information File (CIF) [CIF]
data_Nd4PdO7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.941
_cell_length_b   7.235
_cell_length_c   7.968
_cell_angle_alpha   70.044
_cell_angle_beta   71.988
_cell_angle_gamma   83.480
_symmetry_Int_Tables_number   1
_cell_volume   357.654
_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
  Nd  Nd0  1  0.669  0.835  0.377  1.0
  Nd  Nd1  1  0.331  0.165  0.623  1.0
  Nd  Nd2  1  0.645  0.857  0.857  1.0
  Nd  Nd3  1  0.355  0.143  0.143  1.0
  Nd  Nd4  1  0.790  0.396  0.727  1.0
  Nd  Nd5  1  0.210  0.604  0.273  1.0
  Nd  Nd6  1  0.778  0.390  0.212  1.0
  Nd  Nd7  1  0.222  0.610  0.788  1.0
  Pd  Pd8  1  0.000  0.000  0.500  1.0
  Pd  Pd9  1  0.000  0.000  0.000  1.0
  O  O10  1  0.950  0.064  0.743  1.0
  O  O11  1  0.050  0.936  0.257  1.0
  O  O12  1  0.707  0.086  0.509  1.0
  O  O13  1  0.293  0.914  0.491  1.0
  O  O14  1  0.733  0.139  0.080  1.0
  O  O15  1  0.267  0.861  0.920  1.0
  O  O16  1  0.430  0.328  0.303  1.0
  O  O17  1  0.570  0.672  0.697  1.0
  O  O18  1  0.468  0.245  0.822  1.0
  O  O19  1  0.532  0.755  0.178  1.0
  O  O20  1  0.145  0.416  0.102  1.0
  O  O21  1  0.855  0.584  0.898  1.0
  O  O22  1  0.155  0.457  0.598  1.0
  O  O23  1  0.845  0.543  0.402  1.0
[/CIF]
.