The structure described by Yb3SbO7 crystallizes in the orthorhombic C222_1 space group. There are two inequivalent Yb sites. In the first Yb site, Yb(1) is bonded to one O(1), one O(2), one O(4), two equivalent O(3), and two equivalent O(5) atoms to form distorted YbO7 pentagonal bipyramids that share corners with two equivalent Sb(1)O6 octahedra,  a cornercorner with one Yb(1)O7 pentagonal bipyramid, edges with two equivalent Sb(1)O6 octahedra, and edges with three equivalent Yb(1)O7 pentagonal bipyramids. The corner-sharing octahedral tilt angles range from 46-52°. In the second Yb site, Yb(2) is bonded in a body-centered cubic geometry to two equivalent O(1), two equivalent O(3), two equivalent O(4), and two equivalent O(5) atoms. Sb(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(5) atoms to form SbO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra, corners with four equivalent Yb(1)O7 pentagonal bipyramids, and edges with four equivalent Yb(1)O7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 38°. There are five inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Yb(1) and two equivalent Yb(2) atoms to form OYb4 tetrahedra that share corners with two equivalent O(1)Yb4 tetrahedra, corners with four equivalent O(3)Yb3Sb tetrahedra, corners with four equivalent O(4)Yb4 tetrahedra, corners with four equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(4)Yb4 tetrahedra, edges with two equivalent O(3)Yb3Sb tetrahedra,  an edgeedge with one O(2)Yb2Sb2 trigonal pyramid, and edges with two equivalent O(5)Yb3Sb trigonal pyramids. In the second O site, O(2) is bonded to two equivalent Yb(1) and two equivalent Sb(1) atoms to form distorted OYb2Sb2 trigonal pyramids that share corners with two equivalent O(4)Yb4 tetrahedra, corners with four equivalent O(3)Yb3Sb tetrahedra, corners with two equivalent O(2)Yb2Sb2 trigonal pyramids, corners with four equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(1)Yb4 tetrahedra, edges with two equivalent O(3)Yb3Sb tetrahedra, and edges with two equivalent O(5)Yb3Sb trigonal pyramids. In the third O site, O(3) is bonded to one Yb(2), two equivalent Yb(1), and one Sb(1) atom to form distorted OYb3Sb tetrahedra that share corners with two equivalent O(3)Yb3Sb tetrahedra, corners with two equivalent O(1)Yb4 tetrahedra, corners with two equivalent O(4)Yb4 tetrahedra, corners with two equivalent O(2)Yb2Sb2 trigonal pyramids, corners with six equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(3)Yb3Sb tetrahedra,  an edgeedge with one O(1)Yb4 tetrahedra,  an edgeedge with one O(4)Yb4 tetrahedra,  an edgeedge with one O(2)Yb2Sb2 trigonal pyramid, and  an edgeedge with one O(5)Yb3Sb trigonal pyramid. In the fourth O site, O(4) is bonded to two equivalent Yb(1) and two equivalent Yb(2) atoms to form OYb4 tetrahedra that share corners with two equivalent O(4)Yb4 tetrahedra, corners with four equivalent O(3)Yb3Sb tetrahedra, corners with four equivalent O(1)Yb4 tetrahedra, corners with two equivalent O(2)Yb2Sb2 trigonal pyramids, corners with four equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(1)Yb4 tetrahedra, edges with two equivalent O(3)Yb3Sb tetrahedra, and edges with two equivalent O(5)Yb3Sb trigonal pyramids. In the fifth O site, O(5) is bonded to one Yb(2), two equivalent Yb(1), and one Sb(1) atom to form distorted OYb3Sb trigonal pyramids that share corners with two equivalent O(1)Yb4 tetrahedra, corners with two equivalent O(4)Yb4 tetrahedra, corners with six equivalent O(3)Yb3Sb tetrahedra, corners with two equivalent O(2)Yb2Sb2 trigonal pyramids, corners with two equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(3)Yb3Sb tetrahedra,  an edgeedge with one O(1)Yb4 tetrahedra,  an edgeedge with one O(4)Yb4 tetrahedra,  an edgeedge with one O(2)Yb2Sb2 trigonal pyramid, and  an edgeedge with one O(5)Yb3Sb trigonal pyramid. is represented by the CIF file [CIF]
data_Yb3SbO7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.212
_cell_length_b   6.212
_cell_length_c   7.712
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   108.140
_symmetry_Int_Tables_number   1
_cell_volume   282.791
_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
  Yb  Yb0  1  0.541  0.992  0.751  1.0
  Yb  Yb1  1  0.459  0.008  0.251  1.0
  Yb  Yb2  1  0.008  0.459  0.749  1.0
  Yb  Yb3  1  0.992  0.541  0.249  1.0
  Yb  Yb4  1  0.516  0.516  0.000  1.0
  Yb  Yb5  1  0.484  0.484  0.500  1.0
  Sb  Sb6  1  0.990  0.990  0.000  1.0
  Sb  Sb7  1  0.010  0.010  0.500  1.0
  O  O8  1  0.619  0.381  0.750  1.0
  O  O9  1  0.381  0.619  0.250  1.0
  O  O10  1  0.934  0.066  0.750  1.0
  O  O11  1  0.066  0.934  0.250  1.0
  O  O12  1  0.325  0.096  0.970  1.0
  O  O13  1  0.675  0.904  0.470  1.0
  O  O14  1  0.904  0.675  0.530  1.0
  O  O15  1  0.096  0.325  0.030  1.0
  O  O16  1  0.384  0.616  0.750  1.0
  O  O17  1  0.616  0.384  0.250  1.0
  O  O18  1  0.331  0.065  0.534  1.0
  O  O19  1  0.669  0.935  0.034  1.0
  O  O20  1  0.935  0.669  0.966  1.0
  O  O21  1  0.065  0.331  0.466  1.0
[/CIF]
.
The structure described by Yb3SbO7 crystallizes in the orthorhombic C222_1 space group. There are two inequivalent Yb sites. In the first Yb site, Yb(1) is bonded to one O(1), one O(2), one O(4), two equivalent O(3), and two equivalent O(5) atoms to form distorted YbO7 pentagonal bipyramids that share corners with two equivalent Sb(1)O6 octahedra,  a cornercorner with one Yb(1)O7 pentagonal bipyramid, edges with two equivalent Sb(1)O6 octahedra, and edges with three equivalent Yb(1)O7 pentagonal bipyramids. The corner-sharing octahedral tilt angles range from 46-52°. In the second Yb site, Yb(2) is bonded in a body-centered cubic geometry to two equivalent O(1), two equivalent O(3), two equivalent O(4), and two equivalent O(5) atoms. Sb(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(5) atoms to form SbO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra, corners with four equivalent Yb(1)O7 pentagonal bipyramids, and edges with four equivalent Yb(1)O7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 38°. There are five inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Yb(1) and two equivalent Yb(2) atoms to form OYb4 tetrahedra that share corners with two equivalent O(1)Yb4 tetrahedra, corners with four equivalent O(3)Yb3Sb tetrahedra, corners with four equivalent O(4)Yb4 tetrahedra, corners with four equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(4)Yb4 tetrahedra, edges with two equivalent O(3)Yb3Sb tetrahedra,  an edgeedge with one O(2)Yb2Sb2 trigonal pyramid, and edges with two equivalent O(5)Yb3Sb trigonal pyramids. In the second O site, O(2) is bonded to two equivalent Yb(1) and two equivalent Sb(1) atoms to form distorted OYb2Sb2 trigonal pyramids that share corners with two equivalent O(4)Yb4 tetrahedra, corners with four equivalent O(3)Yb3Sb tetrahedra, corners with two equivalent O(2)Yb2Sb2 trigonal pyramids, corners with four equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(1)Yb4 tetrahedra, edges with two equivalent O(3)Yb3Sb tetrahedra, and edges with two equivalent O(5)Yb3Sb trigonal pyramids. In the third O site, O(3) is bonded to one Yb(2), two equivalent Yb(1), and one Sb(1) atom to form distorted OYb3Sb tetrahedra that share corners with two equivalent O(3)Yb3Sb tetrahedra, corners with two equivalent O(1)Yb4 tetrahedra, corners with two equivalent O(4)Yb4 tetrahedra, corners with two equivalent O(2)Yb2Sb2 trigonal pyramids, corners with six equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(3)Yb3Sb tetrahedra,  an edgeedge with one O(1)Yb4 tetrahedra,  an edgeedge with one O(4)Yb4 tetrahedra,  an edgeedge with one O(2)Yb2Sb2 trigonal pyramid, and  an edgeedge with one O(5)Yb3Sb trigonal pyramid. In the fourth O site, O(4) is bonded to two equivalent Yb(1) and two equivalent Yb(2) atoms to form OYb4 tetrahedra that share corners with two equivalent O(4)Yb4 tetrahedra, corners with four equivalent O(3)Yb3Sb tetrahedra, corners with four equivalent O(1)Yb4 tetrahedra, corners with two equivalent O(2)Yb2Sb2 trigonal pyramids, corners with four equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(1)Yb4 tetrahedra, edges with two equivalent O(3)Yb3Sb tetrahedra, and edges with two equivalent O(5)Yb3Sb trigonal pyramids. In the fifth O site, O(5) is bonded to one Yb(2), two equivalent Yb(1), and one Sb(1) atom to form distorted OYb3Sb trigonal pyramids that share corners with two equivalent O(1)Yb4 tetrahedra, corners with two equivalent O(4)Yb4 tetrahedra, corners with six equivalent O(3)Yb3Sb tetrahedra, corners with two equivalent O(2)Yb2Sb2 trigonal pyramids, corners with two equivalent O(5)Yb3Sb trigonal pyramids,  an edgeedge with one O(3)Yb3Sb tetrahedra,  an edgeedge with one O(1)Yb4 tetrahedra,  an edgeedge with one O(4)Yb4 tetrahedra,  an edgeedge with one O(2)Yb2Sb2 trigonal pyramid, and  an edgeedge with one O(5)Yb3Sb trigonal pyramid. is represented by the CIF file [CIF]
data_Yb3SbO7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.212
_cell_length_b   6.212
_cell_length_c   7.712
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   108.140
_symmetry_Int_Tables_number   1
_cell_volume   282.791
_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
  Yb  Yb0  1  0.541  0.992  0.751  1.0
  Yb  Yb1  1  0.459  0.008  0.251  1.0
  Yb  Yb2  1  0.008  0.459  0.749  1.0
  Yb  Yb3  1  0.992  0.541  0.249  1.0
  Yb  Yb4  1  0.516  0.516  0.000  1.0
  Yb  Yb5  1  0.484  0.484  0.500  1.0
  Sb  Sb6  1  0.990  0.990  0.000  1.0
  Sb  Sb7  1  0.010  0.010  0.500  1.0
  O  O8  1  0.619  0.381  0.750  1.0
  O  O9  1  0.381  0.619  0.250  1.0
  O  O10  1  0.934  0.066  0.750  1.0
  O  O11  1  0.066  0.934  0.250  1.0
  O  O12  1  0.325  0.096  0.970  1.0
  O  O13  1  0.675  0.904  0.470  1.0
  O  O14  1  0.904  0.675  0.530  1.0
  O  O15  1  0.096  0.325  0.030  1.0
  O  O16  1  0.384  0.616  0.750  1.0
  O  O17  1  0.616  0.384  0.250  1.0
  O  O18  1  0.331  0.065  0.534  1.0
  O  O19  1  0.669  0.935  0.034  1.0
  O  O20  1  0.935  0.669  0.966  1.0
  O  O21  1  0.065  0.331  0.466  1.0
[/CIF]
.