The structure described by Nd15Ni2Si7 crystallizes in the orthorhombic Fmm2 space group. There are eleven inequivalent Nd sites. In the first Nd site, Nd(1) is bonded to one Ni(2), one Ni(3), two equivalent Si(1), and two equivalent Si(4) atoms to form distorted NdSi4Ni2 octahedra that share corners with four equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(3)Si4Ni trigonal bipyramids, corners with two equivalent Nd(4)Si4Ni trigonal bipyramids, corners with two equivalent Nd(7)Si4Ni trigonal bipyramids, corners with two equivalent Nd(6)Si5 trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids, faces with two equivalent Nd(4)Si4Ni trigonal bipyramids, and faces with two equivalent Nd(7)Si4Ni trigonal bipyramids. The corner-sharing octahedral tilt angles range from 55-56°. In the second Nd site, Nd(2) is bonded in a 6-coordinate geometry to one Ni(1), one Si(1), one Si(2), one Si(3), and two equivalent Si(5) atoms. In the third Nd site, Nd(3) is bonded to one Ni(1), two equivalent Si(1), and two equivalent Si(5) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(4)Si4Ni trigonal bipyramids, corners with two equivalent Nd(6)Si5 trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(7)Si4Ni trigonal bipyramid,  an edgeedge with one Nd(6)Si5 trigonal bipyramid,  an edgeedge with one Nd(8)Si5 trigonal bipyramid, edges with four equivalent Nd(9)Si4Ni trigonal bipyramids, and  a faceface with one Nd(5)Si4Ni trigonal bipyramid. The corner-sharing octahedral tilt angles are 63°. In the fourth Nd site, Nd(4) is bonded to one Ni(2), two equivalent Si(1), and two equivalent Si(4) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(3)Si4Ni trigonal bipyramids, corners with two equivalent Nd(7)Si4Ni trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(6)Si5 trigonal bipyramid, edges with two equivalent Nd(7)Si4Ni trigonal bipyramids, faces with two equivalent Nd(1)Si4Ni2 octahedra, and  a faceface with one Nd(4)Si4Ni trigonal bipyramid. The corner-sharing octahedral tilt angles are 42°. In the fifth Nd site, Nd(5) is bonded to one Ni(1), two equivalent Si(2), and two equivalent Si(5) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(5)Si4Ni trigonal bipyramids, corners with two equivalent Nd(8)Si5 trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(6)Si5 trigonal bipyramid, edges with two equivalent Nd(8)Si5 trigonal bipyramids, edges with four equivalent Nd(11)Si4Ni trigonal bipyramids, and  a faceface with one Nd(3)Si4Ni trigonal bipyramid. In the sixth Nd site, Nd(6) is bonded to one Si(3), two equivalent Si(1), and two equivalent Si(5) atoms to form distorted NdSi5 trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(3)Si4Ni trigonal bipyramids, corners with two equivalent Nd(7)Si4Ni trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(3)Si4Ni trigonal bipyramid,  an edgeedge with one Nd(4)Si4Ni trigonal bipyramid,  an edgeedge with one Nd(5)Si4Ni trigonal bipyramid, edges with four equivalent Nd(9)Si4Ni trigonal bipyramids, and  a faceface with one Nd(8)Si5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 64°. In the seventh Nd site, Nd(7) is bonded to one Ni(3), two equivalent Si(1), and two equivalent Si(4) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(4)Si4Ni trigonal bipyramids, corners with two equivalent Nd(6)Si5 trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(3)Si4Ni trigonal bipyramid, edges with two equivalent Nd(4)Si4Ni trigonal bipyramids, faces with two equivalent Nd(1)Si4Ni2 octahedra, and  a faceface with one Nd(7)Si4Ni trigonal bipyramid. The corner-sharing octahedral tilt angles are 42°. In the eighth Nd site, Nd(8) is bonded to one Si(3), two equivalent Si(2), and two equivalent Si(5) atoms to form distorted NdSi5 trigonal bipyramids that share corners with two equivalent Nd(5)Si4Ni trigonal bipyramids, corners with two equivalent Nd(8)Si5 trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(3)Si4Ni trigonal bipyramid, edges with two equivalent Nd(5)Si4Ni trigonal bipyramids, edges with four equivalent Nd(11)Si4Ni trigonal bipyramids, and  a faceface with one Nd(6)Si5 trigonal bipyramid. In the ninth Nd site, Nd(9) is bonded to one Ni(1), one Si(3), one Si(5), and two equivalent Si(1) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(4)Si4Ni trigonal bipyramids, corners with two equivalent Nd(5)Si4Ni trigonal bipyramids, corners with two equivalent Nd(7)Si4Ni trigonal bipyramids, corners with two equivalent Nd(9)Si4Ni trigonal bipyramids, corners with two equivalent Nd(8)Si5 trigonal bipyramids,  an edgeedge with one Nd(11)Si4Ni trigonal bipyramid,  an edgeedge with one Nd(9)Si4Ni trigonal bipyramid, edges with two equivalent Nd(3)Si4Ni trigonal bipyramids, edges with two equivalent Nd(6)Si5 trigonal bipyramids, and  a faceface with one Nd(11)Si4Ni trigonal bipyramid. The corner-sharing octahedral tilt angles are 64°. In the tenth Nd site, Nd(10) is bonded in a 5-coordinate geometry to one Ni(2), one Ni(3), one Si(4), and two equivalent Si(1) atoms. In the eleventh Nd site, Nd(11) is bonded to one Ni(1), one Si(3), one Si(5), and two equivalent Si(2) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(3)Si4Ni trigonal bipyramids, corners with two equivalent Nd(5)Si4Ni trigonal bipyramids, corners with two equivalent Nd(6)Si5 trigonal bipyramids, corners with two equivalent Nd(8)Si5 trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(9)Si4Ni trigonal bipyramid, edges with two equivalent Nd(11)Si4Ni trigonal bipyramids, edges with two equivalent Nd(5)Si4Ni trigonal bipyramids, edges with two equivalent Nd(8)Si5 trigonal bipyramids, and  a faceface with one Nd(9)Si4Ni trigonal bipyramid. There are three inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a 9-coordinate geometry to one Nd(3), one Nd(5), two equivalent Nd(11), two equivalent Nd(2), two equivalent Nd(9), and one Si(3) atom. In the second Ni site, Ni(2) is bonded in a 9-coordinate geometry to two equivalent Nd(1), two equivalent Nd(4), four equivalent Nd(10), and one Ni(3) atom. In the third Ni site, Ni(3) is bonded in a 9-coordinate geometry to two equivalent Nd(1), two equivalent Nd(7), four equivalent Nd(10), and one Ni(2) atom. There are five inequivalent Si sites. In the first Si site, Si(4) is bonded in a 9-coordinate geometry to two equivalent Nd(1), two equivalent Nd(10), two equivalent Nd(4), two equivalent Nd(7), and one Si(4) atom. In the second Si site, Si(5) is bonded in a 9-coordinate geometry to one Nd(11), one Nd(3), one Nd(5), one Nd(6), one Nd(8), one Nd(9), two equivalent Nd(2), and one Si(5) atom. In the third Si site, Si(1) is bonded in a 10-coordinate geometry to one Nd(1), one Nd(2), one Nd(3), one Nd(4), one Nd(6), one Nd(7), two equivalent Nd(10), and two equivalent Nd(9) atoms. In the fourth Si site, Si(2) is bonded in a 10-coordinate geometry to two equivalent Nd(2), two equivalent Nd(5), two equivalent Nd(8), and four equivalent Nd(11) atoms. In the fifth Si site, Si(3) is bonded in a 9-coordinate geometry to one Nd(6), one Nd(8), two equivalent Nd(11), two equivalent Nd(2), two equivalent Nd(9), and one Ni(1) atom. is represented by the CIF card [CIF]
data_Nd15Si7Ni2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   21.620
_cell_length_b   21.596
_cell_length_c   7.773
_cell_angle_alpha   79.808
_cell_angle_beta   79.469
_cell_angle_gamma   20.724
_symmetry_Int_Tables_number   1
_cell_volume   1262.434
_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  0.832  0.168  0.334  1.0
  Nd  Nd1  1  0.487  0.846  0.674  1.0
  Nd  Nd2  1  0.154  0.513  0.007  1.0
  Nd  Nd3  1  0.674  0.993  0.487  1.0
  Nd  Nd4  1  0.334  0.666  0.832  1.0
  Nd  Nd5  1  0.007  0.326  0.154  1.0
  Nd  Nd6  1  0.045  0.721  0.279  1.0
  Nd  Nd7  1  0.708  0.391  0.609  1.0
  Nd  Nd8  1  0.376  0.056  0.944  1.0
  Nd  Nd9  1  0.391  0.375  0.625  1.0
  Nd  Nd10  1  0.057  0.040  0.960  1.0
  Nd  Nd11  1  0.727  0.704  0.296  1.0
  Nd  Nd12  1  0.543  0.222  0.122  1.0
  Nd  Nd13  1  0.212  0.880  0.453  1.0
  Nd  Nd14  1  0.875  0.556  0.790  1.0
  Nd  Nd15  1  0.888  0.878  0.778  1.0
  Nd  Nd16  1  0.546  0.547  0.120  1.0
  Nd  Nd17  1  0.221  0.210  0.444  1.0
  Nd  Nd18  1  0.960  0.943  0.057  1.0
  Nd  Nd19  1  0.625  0.609  0.391  1.0
  Nd  Nd20  1  0.296  0.273  0.727  1.0
  Nd  Nd21  1  0.609  0.292  0.708  1.0
  Nd  Nd22  1  0.279  0.955  0.045  1.0
  Nd  Nd23  1  0.944  0.624  0.376  1.0
  Nd  Nd24  1  0.453  0.454  0.212  1.0
  Nd  Nd25  1  0.122  0.112  0.543  1.0
  Nd  Nd26  1  0.790  0.779  0.875  1.0
  Nd  Nd27  1  0.120  0.788  0.546  1.0
  Nd  Nd28  1  0.778  0.457  0.888  1.0
  Nd  Nd29  1  0.444  0.125  0.221  1.0
  Si  Si30  1  0.251  0.583  0.918  1.0
  Si  Si31  1  0.918  0.248  0.251  1.0
  Si  Si32  1  0.585  0.915  0.585  1.0
  Si  Si33  1  0.752  0.082  0.417  1.0
  Si  Si34  1  0.417  0.749  0.752  1.0
  Si  Si35  1  0.085  0.415  0.085  1.0
  Si  Si36  1  0.884  0.449  0.551  1.0
  Si  Si37  1  0.551  0.116  0.884  1.0
  Si  Si38  1  0.947  0.053  0.718  1.0
  Si  Si39  1  0.618  0.716  0.054  1.0
  Si  Si40  1  0.284  0.382  0.388  1.0
  Si  Si41  1  0.718  0.282  0.947  1.0
  Si  Si42  1  0.388  0.946  0.284  1.0
  Si  Si43  1  0.054  0.612  0.618  1.0
  Ni  Ni44  1  0.775  0.891  0.109  1.0
  Ni  Ni45  1  0.454  0.546  0.454  1.0
  Ni  Ni46  1  0.109  0.225  0.775  1.0
  Ni  Ni47  1  0.213  0.787  0.213  1.0
[/CIF]
.
The structure described by Nd15Ni2Si7 crystallizes in the orthorhombic Fmm2 space group. There are eleven inequivalent Nd sites. In the first Nd site, Nd(1) is bonded to one Ni(2), one Ni(3), two equivalent Si(1), and two equivalent Si(4) atoms to form distorted NdSi4Ni2 octahedra that share corners with four equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(3)Si4Ni trigonal bipyramids, corners with two equivalent Nd(4)Si4Ni trigonal bipyramids, corners with two equivalent Nd(7)Si4Ni trigonal bipyramids, corners with two equivalent Nd(6)Si5 trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids, faces with two equivalent Nd(4)Si4Ni trigonal bipyramids, and faces with two equivalent Nd(7)Si4Ni trigonal bipyramids. The corner-sharing octahedral tilt angles range from 55-56°. In the second Nd site, Nd(2) is bonded in a 6-coordinate geometry to one Ni(1), one Si(1), one Si(2), one Si(3), and two equivalent Si(5) atoms. In the third Nd site, Nd(3) is bonded to one Ni(1), two equivalent Si(1), and two equivalent Si(5) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(4)Si4Ni trigonal bipyramids, corners with two equivalent Nd(6)Si5 trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(7)Si4Ni trigonal bipyramid,  an edgeedge with one Nd(6)Si5 trigonal bipyramid,  an edgeedge with one Nd(8)Si5 trigonal bipyramid, edges with four equivalent Nd(9)Si4Ni trigonal bipyramids, and  a faceface with one Nd(5)Si4Ni trigonal bipyramid. The corner-sharing octahedral tilt angles are 63°. In the fourth Nd site, Nd(4) is bonded to one Ni(2), two equivalent Si(1), and two equivalent Si(4) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(3)Si4Ni trigonal bipyramids, corners with two equivalent Nd(7)Si4Ni trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(6)Si5 trigonal bipyramid, edges with two equivalent Nd(7)Si4Ni trigonal bipyramids, faces with two equivalent Nd(1)Si4Ni2 octahedra, and  a faceface with one Nd(4)Si4Ni trigonal bipyramid. The corner-sharing octahedral tilt angles are 42°. In the fifth Nd site, Nd(5) is bonded to one Ni(1), two equivalent Si(2), and two equivalent Si(5) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(5)Si4Ni trigonal bipyramids, corners with two equivalent Nd(8)Si5 trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(6)Si5 trigonal bipyramid, edges with two equivalent Nd(8)Si5 trigonal bipyramids, edges with four equivalent Nd(11)Si4Ni trigonal bipyramids, and  a faceface with one Nd(3)Si4Ni trigonal bipyramid. In the sixth Nd site, Nd(6) is bonded to one Si(3), two equivalent Si(1), and two equivalent Si(5) atoms to form distorted NdSi5 trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(3)Si4Ni trigonal bipyramids, corners with two equivalent Nd(7)Si4Ni trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(3)Si4Ni trigonal bipyramid,  an edgeedge with one Nd(4)Si4Ni trigonal bipyramid,  an edgeedge with one Nd(5)Si4Ni trigonal bipyramid, edges with four equivalent Nd(9)Si4Ni trigonal bipyramids, and  a faceface with one Nd(8)Si5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 64°. In the seventh Nd site, Nd(7) is bonded to one Ni(3), two equivalent Si(1), and two equivalent Si(4) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(4)Si4Ni trigonal bipyramids, corners with two equivalent Nd(6)Si5 trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(3)Si4Ni trigonal bipyramid, edges with two equivalent Nd(4)Si4Ni trigonal bipyramids, faces with two equivalent Nd(1)Si4Ni2 octahedra, and  a faceface with one Nd(7)Si4Ni trigonal bipyramid. The corner-sharing octahedral tilt angles are 42°. In the eighth Nd site, Nd(8) is bonded to one Si(3), two equivalent Si(2), and two equivalent Si(5) atoms to form distorted NdSi5 trigonal bipyramids that share corners with two equivalent Nd(5)Si4Ni trigonal bipyramids, corners with two equivalent Nd(8)Si5 trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids, corners with four equivalent Nd(9)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(3)Si4Ni trigonal bipyramid, edges with two equivalent Nd(5)Si4Ni trigonal bipyramids, edges with four equivalent Nd(11)Si4Ni trigonal bipyramids, and  a faceface with one Nd(6)Si5 trigonal bipyramid. In the ninth Nd site, Nd(9) is bonded to one Ni(1), one Si(3), one Si(5), and two equivalent Si(1) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(1)Si4Ni2 octahedra, corners with two equivalent Nd(4)Si4Ni trigonal bipyramids, corners with two equivalent Nd(5)Si4Ni trigonal bipyramids, corners with two equivalent Nd(7)Si4Ni trigonal bipyramids, corners with two equivalent Nd(9)Si4Ni trigonal bipyramids, corners with two equivalent Nd(8)Si5 trigonal bipyramids,  an edgeedge with one Nd(11)Si4Ni trigonal bipyramid,  an edgeedge with one Nd(9)Si4Ni trigonal bipyramid, edges with two equivalent Nd(3)Si4Ni trigonal bipyramids, edges with two equivalent Nd(6)Si5 trigonal bipyramids, and  a faceface with one Nd(11)Si4Ni trigonal bipyramid. The corner-sharing octahedral tilt angles are 64°. In the tenth Nd site, Nd(10) is bonded in a 5-coordinate geometry to one Ni(2), one Ni(3), one Si(4), and two equivalent Si(1) atoms. In the eleventh Nd site, Nd(11) is bonded to one Ni(1), one Si(3), one Si(5), and two equivalent Si(2) atoms to form distorted NdSi4Ni trigonal bipyramids that share corners with two equivalent Nd(3)Si4Ni trigonal bipyramids, corners with two equivalent Nd(5)Si4Ni trigonal bipyramids, corners with two equivalent Nd(6)Si5 trigonal bipyramids, corners with two equivalent Nd(8)Si5 trigonal bipyramids, corners with four equivalent Nd(11)Si4Ni trigonal bipyramids,  an edgeedge with one Nd(9)Si4Ni trigonal bipyramid, edges with two equivalent Nd(11)Si4Ni trigonal bipyramids, edges with two equivalent Nd(5)Si4Ni trigonal bipyramids, edges with two equivalent Nd(8)Si5 trigonal bipyramids, and  a faceface with one Nd(9)Si4Ni trigonal bipyramid. There are three inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a 9-coordinate geometry to one Nd(3), one Nd(5), two equivalent Nd(11), two equivalent Nd(2), two equivalent Nd(9), and one Si(3) atom. In the second Ni site, Ni(2) is bonded in a 9-coordinate geometry to two equivalent Nd(1), two equivalent Nd(4), four equivalent Nd(10), and one Ni(3) atom. In the third Ni site, Ni(3) is bonded in a 9-coordinate geometry to two equivalent Nd(1), two equivalent Nd(7), four equivalent Nd(10), and one Ni(2) atom. There are five inequivalent Si sites. In the first Si site, Si(4) is bonded in a 9-coordinate geometry to two equivalent Nd(1), two equivalent Nd(10), two equivalent Nd(4), two equivalent Nd(7), and one Si(4) atom. In the second Si site, Si(5) is bonded in a 9-coordinate geometry to one Nd(11), one Nd(3), one Nd(5), one Nd(6), one Nd(8), one Nd(9), two equivalent Nd(2), and one Si(5) atom. In the third Si site, Si(1) is bonded in a 10-coordinate geometry to one Nd(1), one Nd(2), one Nd(3), one Nd(4), one Nd(6), one Nd(7), two equivalent Nd(10), and two equivalent Nd(9) atoms. In the fourth Si site, Si(2) is bonded in a 10-coordinate geometry to two equivalent Nd(2), two equivalent Nd(5), two equivalent Nd(8), and four equivalent Nd(11) atoms. In the fifth Si site, Si(3) is bonded in a 9-coordinate geometry to one Nd(6), one Nd(8), two equivalent Nd(11), two equivalent Nd(2), two equivalent Nd(9), and one Ni(1) atom. is represented by the CIF card [CIF]
data_Nd15Si7Ni2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   21.620
_cell_length_b   21.596
_cell_length_c   7.773
_cell_angle_alpha   79.808
_cell_angle_beta   79.469
_cell_angle_gamma   20.724
_symmetry_Int_Tables_number   1
_cell_volume   1262.434
_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  0.832  0.168  0.334  1.0
  Nd  Nd1  1  0.487  0.846  0.674  1.0
  Nd  Nd2  1  0.154  0.513  0.007  1.0
  Nd  Nd3  1  0.674  0.993  0.487  1.0
  Nd  Nd4  1  0.334  0.666  0.832  1.0
  Nd  Nd5  1  0.007  0.326  0.154  1.0
  Nd  Nd6  1  0.045  0.721  0.279  1.0
  Nd  Nd7  1  0.708  0.391  0.609  1.0
  Nd  Nd8  1  0.376  0.056  0.944  1.0
  Nd  Nd9  1  0.391  0.375  0.625  1.0
  Nd  Nd10  1  0.057  0.040  0.960  1.0
  Nd  Nd11  1  0.727  0.704  0.296  1.0
  Nd  Nd12  1  0.543  0.222  0.122  1.0
  Nd  Nd13  1  0.212  0.880  0.453  1.0
  Nd  Nd14  1  0.875  0.556  0.790  1.0
  Nd  Nd15  1  0.888  0.878  0.778  1.0
  Nd  Nd16  1  0.546  0.547  0.120  1.0
  Nd  Nd17  1  0.221  0.210  0.444  1.0
  Nd  Nd18  1  0.960  0.943  0.057  1.0
  Nd  Nd19  1  0.625  0.609  0.391  1.0
  Nd  Nd20  1  0.296  0.273  0.727  1.0
  Nd  Nd21  1  0.609  0.292  0.708  1.0
  Nd  Nd22  1  0.279  0.955  0.045  1.0
  Nd  Nd23  1  0.944  0.624  0.376  1.0
  Nd  Nd24  1  0.453  0.454  0.212  1.0
  Nd  Nd25  1  0.122  0.112  0.543  1.0
  Nd  Nd26  1  0.790  0.779  0.875  1.0
  Nd  Nd27  1  0.120  0.788  0.546  1.0
  Nd  Nd28  1  0.778  0.457  0.888  1.0
  Nd  Nd29  1  0.444  0.125  0.221  1.0
  Si  Si30  1  0.251  0.583  0.918  1.0
  Si  Si31  1  0.918  0.248  0.251  1.0
  Si  Si32  1  0.585  0.915  0.585  1.0
  Si  Si33  1  0.752  0.082  0.417  1.0
  Si  Si34  1  0.417  0.749  0.752  1.0
  Si  Si35  1  0.085  0.415  0.085  1.0
  Si  Si36  1  0.884  0.449  0.551  1.0
  Si  Si37  1  0.551  0.116  0.884  1.0
  Si  Si38  1  0.947  0.053  0.718  1.0
  Si  Si39  1  0.618  0.716  0.054  1.0
  Si  Si40  1  0.284  0.382  0.388  1.0
  Si  Si41  1  0.718  0.282  0.947  1.0
  Si  Si42  1  0.388  0.946  0.284  1.0
  Si  Si43  1  0.054  0.612  0.618  1.0
  Ni  Ni44  1  0.775  0.891  0.109  1.0
  Ni  Ni45  1  0.454  0.546  0.454  1.0
  Ni  Ni46  1  0.109  0.225  0.775  1.0
  Ni  Ni47  1  0.213  0.787  0.213  1.0
[/CIF]
.