The crystal structure described by Ni13Si2(SbO14)2 crystallizes in the triclinic P-1 space group. There are seven inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(1), one O(12), one O(2), one O(7), and one O(8) atom to form NiO5 trigonal bipyramids that share  a cornercorner with one Ni(4)O6 octahedra,  a cornercorner with one Ni(7)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Si(1)O4 tetrahedra, corners with two equivalent Ni(2)O5 trigonal bipyramids,  an edgeedge with one Ni(3)O5 trigonal bipyramid, and  an edgeedge with one Ni(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 57-59°. In the second Ni site, Ni(2) is bonded to one O(1), one O(10), one O(11), one O(3), and one O(7) atom to form NiO5 trigonal bipyramids that share  a cornercorner with one Ni(6)O6 octahedra,  a cornercorner with one Ni(7)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with three equivalent Si(1)O4 tetrahedra,  a cornercorner with one Ni(5)O5 trigonal bipyramid, corners with two equivalent Ni(1)O5 trigonal bipyramids,  an edgeedge with one Ni(3)O5 trigonal bipyramid, and  an edgeedge with one Ni(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 59-65°. In the third Ni site, Ni(3) is bonded to one O(1), one O(11), one O(13), one O(14), and one O(8) atom to form NiO5 trigonal bipyramids that share  a cornercorner with one Ni(4)O6 octahedra,  a cornercorner with one Ni(7)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Si(1)O4 tetrahedra, corners with two equivalent Ni(5)O5 trigonal bipyramids,  an edgeedge with one Ni(1)O5 trigonal bipyramid, and  an edgeedge with one Ni(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 57-61°. In the fourth Ni site, Ni(4) is bonded to one O(12), one O(13), two equivalent O(5), and two equivalent O(9) atoms to form NiO6 octahedra that share  a cornercorner with one Ni(1)O5 trigonal bipyramid,  a cornercorner with one Ni(3)O5 trigonal bipyramid,  an edgeedge with one Ni(7)O6 octahedra, edges with two equivalent Ni(4)O6 octahedra, and edges with three equivalent Sb(1)O6 octahedra. In the fifth Ni site, Ni(5) is bonded to one O(11), one O(3), one O(6), one O(7), and one O(8) atom to form NiO5 trigonal bipyramids that share  a cornercorner with one Ni(6)O6 octahedra,  a cornercorner with one Ni(7)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with three equivalent Si(1)O4 tetrahedra,  a cornercorner with one Ni(2)O5 trigonal bipyramid, corners with two equivalent Ni(3)O5 trigonal bipyramids,  an edgeedge with one Ni(1)O5 trigonal bipyramid, and  an edgeedge with one Ni(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 56-65°. In the sixth Ni site, Ni(6) is bonded to two equivalent O(10), two equivalent O(4), and two equivalent O(6) atoms to form NiO6 octahedra that share corners with two equivalent Si(1)O4 tetrahedra, corners with two equivalent Ni(2)O5 trigonal bipyramids, corners with two equivalent Ni(5)O5 trigonal bipyramids, edges with two equivalent Sb(1)O6 octahedra, and edges with four equivalent Ni(7)O6 octahedra. In the seventh Ni site, Ni(7) is bonded to one O(10), one O(12), one O(13), one O(6), and two equivalent O(4) atoms to form NiO6 octahedra that share corners with two equivalent Si(1)O4 tetrahedra,  a cornercorner with one Ni(1)O5 trigonal bipyramid,  a cornercorner with one Ni(2)O5 trigonal bipyramid,  a cornercorner with one Ni(3)O5 trigonal bipyramid,  a cornercorner with one Ni(5)O5 trigonal bipyramid,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(7)O6 octahedra, edges with two equivalent Ni(6)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. Si(1) is bonded to one O(11), one O(3), one O(4), and one O(7) atom to form SiO4 tetrahedra that share  a cornercorner with one Ni(6)O6 octahedra, corners with two equivalent Ni(7)O6 octahedra,  a cornercorner with one Ni(1)O5 trigonal bipyramid,  a cornercorner with one Ni(3)O5 trigonal bipyramid, corners with three equivalent Ni(2)O5 trigonal bipyramids, and corners with three equivalent Ni(5)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 59-67°. Sb(1) is bonded to one O(10), one O(12), one O(13), one O(5), one O(6), and one O(9) atom to form SbO6 octahedra that share  a cornercorner with one Ni(1)O5 trigonal bipyramid,  a cornercorner with one Ni(2)O5 trigonal bipyramid,  a cornercorner with one Ni(3)O5 trigonal bipyramid,  a cornercorner with one Ni(5)O5 trigonal bipyramid,  an edgeedge with one Ni(6)O6 octahedra, edges with two equivalent Ni(7)O6 octahedra, and edges with three equivalent Ni(4)O6 octahedra. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a trigonal non-coplanar geometry to one Ni(1), one Ni(2), and one Ni(3) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Ni(1) and one O(14) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Ni(2), one Ni(5), and one Si(1) atom. In the fourth O site, O(4) is bonded to one Ni(6), two equivalent Ni(7), and one Si(1) atom to form distorted OSiNi3 tetrahedra that share  a cornercorner with one O(4)SiNi3 tetrahedra, corners with two equivalent O(10)Ni3Sb tetrahedra, corners with two equivalent O(6)Ni3Sb tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid,  a cornercorner with one O(7)SiNi3 trigonal pyramid, corners with two equivalent O(13)Ni3Sb trigonal pyramids,  an edgeedge with one O(10)Ni3Sb tetrahedra,  an edgeedge with one O(6)Ni3Sb tetrahedra, and  an edgeedge with one O(4)SiNi3 tetrahedra. In the fifth O site, O(5) is bonded in a trigonal non-coplanar geometry to two equivalent Ni(4) and one Sb(1) atom. In the sixth O site, O(6) is bonded to one Ni(5), one Ni(6), one Ni(7), and one Sb(1) atom to form ONi3Sb tetrahedra that share  a cornercorner with one O(6)Ni3Sb tetrahedra, corners with two equivalent O(10)Ni3Sb tetrahedra, corners with two equivalent O(4)SiNi3 tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid,  a cornercorner with one O(7)SiNi3 trigonal pyramid, corners with two equivalent O(13)Ni3Sb trigonal pyramids,  an edgeedge with one O(10)Ni3Sb tetrahedra, and  an edgeedge with one O(4)SiNi3 tetrahedra. In the seventh O site, O(7) is bonded to one Ni(1), one Ni(2), one Ni(5), and one Si(1) atom to form distorted OSiNi3 trigonal pyramids that share  a cornercorner with one O(10)Ni3Sb tetrahedra,  a cornercorner with one O(6)Ni3Sb tetrahedra,  a cornercorner with one O(4)SiNi3 tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid, and  an edgeedge with one O(11)SiNi3 trigonal pyramid. In the eighth O site, O(8) is bonded in a trigonal non-coplanar geometry to one Ni(1), one Ni(3), and one Ni(5) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Ni(4) and one Sb(1) atom. In the tenth O site, O(10) is bonded to one Ni(2), one Ni(6), one Ni(7), and one Sb(1) atom to form ONi3Sb tetrahedra that share  a cornercorner with one O(10)Ni3Sb tetrahedra, corners with two equivalent O(6)Ni3Sb tetrahedra, corners with two equivalent O(4)SiNi3 tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid,  a cornercorner with one O(7)SiNi3 trigonal pyramid,  an edgeedge with one O(6)Ni3Sb tetrahedra,  an edgeedge with one O(4)SiNi3 tetrahedra, and  an edgeedge with one O(13)Ni3Sb trigonal pyramid. In the eleventh O site, O(11) is bonded to one Ni(2), one Ni(3), one Ni(5), and one Si(1) atom to form distorted OSiNi3 trigonal pyramids that share  a cornercorner with one O(10)Ni3Sb tetrahedra,  a cornercorner with one O(6)Ni3Sb tetrahedra,  a cornercorner with one O(4)SiNi3 tetrahedra,  a cornercorner with one O(13)Ni3Sb trigonal pyramid,  a cornercorner with one O(7)SiNi3 trigonal pyramid, and  an edgeedge with one O(7)SiNi3 trigonal pyramid. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to one Ni(1), one Ni(4), one Ni(7), and one Sb(1) atom. In the thirteenth O site, O(13) is bonded to one Ni(3), one Ni(4), one Ni(7), and one Sb(1) atom to form distorted ONi3Sb trigonal pyramids that share corners with two equivalent O(6)Ni3Sb tetrahedra, corners with two equivalent O(4)SiNi3 tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid, and  an edgeedge with one O(10)Ni3Sb tetrahedra. In the fourteenth O site, O(14) is bonded in a bent 120 degrees geometry to one Ni(3) and one O(2) atom. is represented by the CIF card [CIF]
data_Si2Ni13(SbO14)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.507
_cell_length_b   8.508
_cell_length_c   11.137
_cell_angle_alpha   86.658
_cell_angle_beta   76.717
_cell_angle_gamma   79.628
_symmetry_Int_Tables_number   1
_cell_volume   499.480
_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
  Si  Si0  1  0.772  0.685  0.998  1.0
  Si  Si1  1  0.228  0.315  0.002  1.0
  Ni  Ni2  1  0.366  0.375  0.699  1.0
  Ni  Ni3  1  0.209  0.643  0.147  1.0
  Ni  Ni4  1  0.930  0.635  0.696  1.0
  Ni  Ni5  1  0.634  0.625  0.301  1.0
  Ni  Ni6  1  0.791  0.357  0.853  1.0
  Ni  Ni7  1  0.282  0.001  0.430  1.0
  Ni  Ni8  1  0.652  0.353  0.143  1.0
  Ni  Ni9  1  0.000  0.000  0.000  1.0
  Ni  Ni10  1  0.430  0.996  0.148  1.0
  Ni  Ni11  1  0.348  0.647  0.857  1.0
  Ni  Ni12  1  0.070  0.365  0.304  1.0
  Ni  Ni13  1  0.570  0.004  0.852  1.0
  Ni  Ni14  1  0.718  0.999  0.570  1.0
  Sb  Sb15  1  0.858  0.992  0.293  1.0
  Sb  Sb16  1  0.142  0.008  0.707  1.0
  O  O17  1  0.975  0.595  0.297  1.0
  O  O18  1  0.314  0.576  0.411  1.0
  O  O19  1  0.070  0.645  0.000  1.0
  O  O20  1  0.692  0.880  1.000  1.0
  O  O21  1  0.686  0.424  0.589  1.0
  O  O22  1  0.025  0.405  0.703  1.0
  O  O23  1  0.417  0.894  0.571  1.0
  O  O24  1  0.583  0.106  0.429  1.0
  O  O25  1  0.308  0.120  0.000  1.0
  O  O26  1  0.727  0.114  0.155  1.0
  O  O27  1  0.590  0.611  0.121  1.0
  O  O28  1  0.727  0.398  0.297  1.0
  O  O29  1  0.990  0.120  0.572  1.0
  O  O30  1  0.127  0.881  0.155  1.0
  O  O31  1  0.285  0.383  0.129  1.0
  O  O32  1  0.930  0.355  1.000  1.0
  O  O33  1  0.873  0.119  0.845  1.0
  O  O34  1  0.273  0.886  0.845  1.0
  O  O35  1  0.010  0.880  0.428  1.0
  O  O36  1  0.576  0.861  0.294  1.0
  O  O37  1  0.424  0.139  0.706  1.0
  O  O38  1  0.715  0.617  0.871  1.0
  O  O39  1  0.856  0.874  0.704  1.0
  O  O40  1  0.719  0.577  0.583  1.0
  O  O41  1  0.410  0.389  0.879  1.0
  O  O42  1  0.144  0.126  0.296  1.0
  O  O43  1  0.273  0.602  0.703  1.0
  O  O44  1  0.281  0.423  0.417  1.0
[/CIF]
.
The crystal structure described by Ni13Si2(SbO14)2 crystallizes in the triclinic P-1 space group. There are seven inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(1), one O(12), one O(2), one O(7), and one O(8) atom to form NiO5 trigonal bipyramids that share  a cornercorner with one Ni(4)O6 octahedra,  a cornercorner with one Ni(7)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Si(1)O4 tetrahedra, corners with two equivalent Ni(2)O5 trigonal bipyramids,  an edgeedge with one Ni(3)O5 trigonal bipyramid, and  an edgeedge with one Ni(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 57-59°. In the second Ni site, Ni(2) is bonded to one O(1), one O(10), one O(11), one O(3), and one O(7) atom to form NiO5 trigonal bipyramids that share  a cornercorner with one Ni(6)O6 octahedra,  a cornercorner with one Ni(7)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with three equivalent Si(1)O4 tetrahedra,  a cornercorner with one Ni(5)O5 trigonal bipyramid, corners with two equivalent Ni(1)O5 trigonal bipyramids,  an edgeedge with one Ni(3)O5 trigonal bipyramid, and  an edgeedge with one Ni(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 59-65°. In the third Ni site, Ni(3) is bonded to one O(1), one O(11), one O(13), one O(14), and one O(8) atom to form NiO5 trigonal bipyramids that share  a cornercorner with one Ni(4)O6 octahedra,  a cornercorner with one Ni(7)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Si(1)O4 tetrahedra, corners with two equivalent Ni(5)O5 trigonal bipyramids,  an edgeedge with one Ni(1)O5 trigonal bipyramid, and  an edgeedge with one Ni(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 57-61°. In the fourth Ni site, Ni(4) is bonded to one O(12), one O(13), two equivalent O(5), and two equivalent O(9) atoms to form NiO6 octahedra that share  a cornercorner with one Ni(1)O5 trigonal bipyramid,  a cornercorner with one Ni(3)O5 trigonal bipyramid,  an edgeedge with one Ni(7)O6 octahedra, edges with two equivalent Ni(4)O6 octahedra, and edges with three equivalent Sb(1)O6 octahedra. In the fifth Ni site, Ni(5) is bonded to one O(11), one O(3), one O(6), one O(7), and one O(8) atom to form NiO5 trigonal bipyramids that share  a cornercorner with one Ni(6)O6 octahedra,  a cornercorner with one Ni(7)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with three equivalent Si(1)O4 tetrahedra,  a cornercorner with one Ni(2)O5 trigonal bipyramid, corners with two equivalent Ni(3)O5 trigonal bipyramids,  an edgeedge with one Ni(1)O5 trigonal bipyramid, and  an edgeedge with one Ni(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 56-65°. In the sixth Ni site, Ni(6) is bonded to two equivalent O(10), two equivalent O(4), and two equivalent O(6) atoms to form NiO6 octahedra that share corners with two equivalent Si(1)O4 tetrahedra, corners with two equivalent Ni(2)O5 trigonal bipyramids, corners with two equivalent Ni(5)O5 trigonal bipyramids, edges with two equivalent Sb(1)O6 octahedra, and edges with four equivalent Ni(7)O6 octahedra. In the seventh Ni site, Ni(7) is bonded to one O(10), one O(12), one O(13), one O(6), and two equivalent O(4) atoms to form NiO6 octahedra that share corners with two equivalent Si(1)O4 tetrahedra,  a cornercorner with one Ni(1)O5 trigonal bipyramid,  a cornercorner with one Ni(2)O5 trigonal bipyramid,  a cornercorner with one Ni(3)O5 trigonal bipyramid,  a cornercorner with one Ni(5)O5 trigonal bipyramid,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(7)O6 octahedra, edges with two equivalent Ni(6)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. Si(1) is bonded to one O(11), one O(3), one O(4), and one O(7) atom to form SiO4 tetrahedra that share  a cornercorner with one Ni(6)O6 octahedra, corners with two equivalent Ni(7)O6 octahedra,  a cornercorner with one Ni(1)O5 trigonal bipyramid,  a cornercorner with one Ni(3)O5 trigonal bipyramid, corners with three equivalent Ni(2)O5 trigonal bipyramids, and corners with three equivalent Ni(5)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 59-67°. Sb(1) is bonded to one O(10), one O(12), one O(13), one O(5), one O(6), and one O(9) atom to form SbO6 octahedra that share  a cornercorner with one Ni(1)O5 trigonal bipyramid,  a cornercorner with one Ni(2)O5 trigonal bipyramid,  a cornercorner with one Ni(3)O5 trigonal bipyramid,  a cornercorner with one Ni(5)O5 trigonal bipyramid,  an edgeedge with one Ni(6)O6 octahedra, edges with two equivalent Ni(7)O6 octahedra, and edges with three equivalent Ni(4)O6 octahedra. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a trigonal non-coplanar geometry to one Ni(1), one Ni(2), and one Ni(3) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Ni(1) and one O(14) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Ni(2), one Ni(5), and one Si(1) atom. In the fourth O site, O(4) is bonded to one Ni(6), two equivalent Ni(7), and one Si(1) atom to form distorted OSiNi3 tetrahedra that share  a cornercorner with one O(4)SiNi3 tetrahedra, corners with two equivalent O(10)Ni3Sb tetrahedra, corners with two equivalent O(6)Ni3Sb tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid,  a cornercorner with one O(7)SiNi3 trigonal pyramid, corners with two equivalent O(13)Ni3Sb trigonal pyramids,  an edgeedge with one O(10)Ni3Sb tetrahedra,  an edgeedge with one O(6)Ni3Sb tetrahedra, and  an edgeedge with one O(4)SiNi3 tetrahedra. In the fifth O site, O(5) is bonded in a trigonal non-coplanar geometry to two equivalent Ni(4) and one Sb(1) atom. In the sixth O site, O(6) is bonded to one Ni(5), one Ni(6), one Ni(7), and one Sb(1) atom to form ONi3Sb tetrahedra that share  a cornercorner with one O(6)Ni3Sb tetrahedra, corners with two equivalent O(10)Ni3Sb tetrahedra, corners with two equivalent O(4)SiNi3 tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid,  a cornercorner with one O(7)SiNi3 trigonal pyramid, corners with two equivalent O(13)Ni3Sb trigonal pyramids,  an edgeedge with one O(10)Ni3Sb tetrahedra, and  an edgeedge with one O(4)SiNi3 tetrahedra. In the seventh O site, O(7) is bonded to one Ni(1), one Ni(2), one Ni(5), and one Si(1) atom to form distorted OSiNi3 trigonal pyramids that share  a cornercorner with one O(10)Ni3Sb tetrahedra,  a cornercorner with one O(6)Ni3Sb tetrahedra,  a cornercorner with one O(4)SiNi3 tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid, and  an edgeedge with one O(11)SiNi3 trigonal pyramid. In the eighth O site, O(8) is bonded in a trigonal non-coplanar geometry to one Ni(1), one Ni(3), and one Ni(5) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Ni(4) and one Sb(1) atom. In the tenth O site, O(10) is bonded to one Ni(2), one Ni(6), one Ni(7), and one Sb(1) atom to form ONi3Sb tetrahedra that share  a cornercorner with one O(10)Ni3Sb tetrahedra, corners with two equivalent O(6)Ni3Sb tetrahedra, corners with two equivalent O(4)SiNi3 tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid,  a cornercorner with one O(7)SiNi3 trigonal pyramid,  an edgeedge with one O(6)Ni3Sb tetrahedra,  an edgeedge with one O(4)SiNi3 tetrahedra, and  an edgeedge with one O(13)Ni3Sb trigonal pyramid. In the eleventh O site, O(11) is bonded to one Ni(2), one Ni(3), one Ni(5), and one Si(1) atom to form distorted OSiNi3 trigonal pyramids that share  a cornercorner with one O(10)Ni3Sb tetrahedra,  a cornercorner with one O(6)Ni3Sb tetrahedra,  a cornercorner with one O(4)SiNi3 tetrahedra,  a cornercorner with one O(13)Ni3Sb trigonal pyramid,  a cornercorner with one O(7)SiNi3 trigonal pyramid, and  an edgeedge with one O(7)SiNi3 trigonal pyramid. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to one Ni(1), one Ni(4), one Ni(7), and one Sb(1) atom. In the thirteenth O site, O(13) is bonded to one Ni(3), one Ni(4), one Ni(7), and one Sb(1) atom to form distorted ONi3Sb trigonal pyramids that share corners with two equivalent O(6)Ni3Sb tetrahedra, corners with two equivalent O(4)SiNi3 tetrahedra,  a cornercorner with one O(11)SiNi3 trigonal pyramid, and  an edgeedge with one O(10)Ni3Sb tetrahedra. In the fourteenth O site, O(14) is bonded in a bent 120 degrees geometry to one Ni(3) and one O(2) atom. is represented by the CIF card [CIF]
data_Si2Ni13(SbO14)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.507
_cell_length_b   8.508
_cell_length_c   11.137
_cell_angle_alpha   86.658
_cell_angle_beta   76.717
_cell_angle_gamma   79.628
_symmetry_Int_Tables_number   1
_cell_volume   499.480
_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
  Si  Si0  1  0.772  0.685  0.998  1.0
  Si  Si1  1  0.228  0.315  0.002  1.0
  Ni  Ni2  1  0.366  0.375  0.699  1.0
  Ni  Ni3  1  0.209  0.643  0.147  1.0
  Ni  Ni4  1  0.930  0.635  0.696  1.0
  Ni  Ni5  1  0.634  0.625  0.301  1.0
  Ni  Ni6  1  0.791  0.357  0.853  1.0
  Ni  Ni7  1  0.282  0.001  0.430  1.0
  Ni  Ni8  1  0.652  0.353  0.143  1.0
  Ni  Ni9  1  0.000  0.000  0.000  1.0
  Ni  Ni10  1  0.430  0.996  0.148  1.0
  Ni  Ni11  1  0.348  0.647  0.857  1.0
  Ni  Ni12  1  0.070  0.365  0.304  1.0
  Ni  Ni13  1  0.570  0.004  0.852  1.0
  Ni  Ni14  1  0.718  0.999  0.570  1.0
  Sb  Sb15  1  0.858  0.992  0.293  1.0
  Sb  Sb16  1  0.142  0.008  0.707  1.0
  O  O17  1  0.975  0.595  0.297  1.0
  O  O18  1  0.314  0.576  0.411  1.0
  O  O19  1  0.070  0.645  0.000  1.0
  O  O20  1  0.692  0.880  1.000  1.0
  O  O21  1  0.686  0.424  0.589  1.0
  O  O22  1  0.025  0.405  0.703  1.0
  O  O23  1  0.417  0.894  0.571  1.0
  O  O24  1  0.583  0.106  0.429  1.0
  O  O25  1  0.308  0.120  0.000  1.0
  O  O26  1  0.727  0.114  0.155  1.0
  O  O27  1  0.590  0.611  0.121  1.0
  O  O28  1  0.727  0.398  0.297  1.0
  O  O29  1  0.990  0.120  0.572  1.0
  O  O30  1  0.127  0.881  0.155  1.0
  O  O31  1  0.285  0.383  0.129  1.0
  O  O32  1  0.930  0.355  1.000  1.0
  O  O33  1  0.873  0.119  0.845  1.0
  O  O34  1  0.273  0.886  0.845  1.0
  O  O35  1  0.010  0.880  0.428  1.0
  O  O36  1  0.576  0.861  0.294  1.0
  O  O37  1  0.424  0.139  0.706  1.0
  O  O38  1  0.715  0.617  0.871  1.0
  O  O39  1  0.856  0.874  0.704  1.0
  O  O40  1  0.719  0.577  0.583  1.0
  O  O41  1  0.410  0.389  0.879  1.0
  O  O42  1  0.144  0.126  0.296  1.0
  O  O43  1  0.273  0.602  0.703  1.0
  O  O44  1  0.281  0.423  0.417  1.0
[/CIF]
.