The compound described by DyMo2SbO9 crystallizes in the monoclinic C2/c space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 8-coordinate geometry to two equivalent O(2), two equivalent O(5), two equivalent O(6), and two equivalent O(7) atoms. In the second Dy site, Dy(2) is bonded in a 8-coordinate geometry to two equivalent O(3), two equivalent O(4), two equivalent O(8), and two equivalent O(9) atoms. There are two inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a tetrahedral geometry to one O(2), one O(3), one O(4), and one O(6) atom. In the second Mo site, Mo(2) is bonded in a tetrahedral geometry to one O(1), one O(5), one O(7), and one O(9) atom. Sb(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(3), and two equivalent O(8) atoms. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Mo(2) and one Sb(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Dy(1) and one Mo(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Dy(2), one Mo(1), and one Sb(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Dy(2) and one Mo(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Dy(1) and one Mo(2) atom. In the sixth O site, O(6) is bonded in a linear geometry to one Dy(1) and one Mo(1) atom. In the seventh O site, O(7) is bonded in a linear geometry to one Dy(1) and one Mo(2) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Dy(2) and two equivalent Sb(1) atoms. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Dy(2) and one Mo(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_DySbMo2O9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.712
_cell_length_b   9.712
_cell_length_c   10.864
_cell_angle_alpha   68.118
_cell_angle_beta   68.118
_cell_angle_gamma   95.404
_symmetry_Int_Tables_number   1
_cell_volume   849.457
_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
  Dy  Dy0  1  0.874  0.126  0.250  1.0
  Dy  Dy1  1  0.328  0.672  0.250  1.0
  Dy  Dy2  1  0.126  0.874  0.750  1.0
  Dy  Dy3  1  0.672  0.328  0.750  1.0
  Sb  Sb4  1  0.349  0.380  0.036  1.0
  Sb  Sb5  1  0.651  0.620  0.964  1.0
  Sb  Sb6  1  0.380  0.349  0.536  1.0
  Sb  Sb7  1  0.620  0.651  0.464  1.0
  Mo  Mo8  1  0.741  0.954  0.025  1.0
  Mo  Mo9  1  0.566  0.943  0.693  1.0
  Mo  Mo10  1  0.057  0.434  0.807  1.0
  Mo  Mo11  1  0.259  0.046  0.975  1.0
  Mo  Mo12  1  0.943  0.566  0.193  1.0
  Mo  Mo13  1  0.046  0.259  0.475  1.0
  Mo  Mo14  1  0.434  0.057  0.307  1.0
  Mo  Mo15  1  0.954  0.741  0.525  1.0
  O  O16  1  0.635  0.791  0.797  1.0
  O  O17  1  0.043  0.221  0.326  1.0
  O  O18  1  0.957  0.779  0.674  1.0
  O  O19  1  0.406  0.222  0.921  1.0
  O  O20  1  0.298  0.870  0.068  1.0
  O  O21  1  0.856  0.379  0.226  1.0
  O  O22  1  0.933  0.905  0.398  1.0
  O  O23  1  0.979  0.306  0.998  1.0
  O  O24  1  0.621  0.144  0.274  1.0
  O  O25  1  0.365  0.209  0.203  1.0
  O  O26  1  0.144  0.621  0.774  1.0
  O  O27  1  0.021  0.694  0.002  1.0
  O  O28  1  0.542  0.423  0.600  1.0
  O  O29  1  0.222  0.406  0.421  1.0
  O  O30  1  0.791  0.635  0.297  1.0
  O  O31  1  0.594  0.778  0.079  1.0
  O  O32  1  0.779  0.957  0.174  1.0
  O  O33  1  0.379  0.856  0.726  1.0
  O  O34  1  0.423  0.542  0.100  1.0
  O  O35  1  0.870  0.298  0.568  1.0
  O  O36  1  0.130  0.702  0.432  1.0
  O  O37  1  0.221  0.043  0.826  1.0
  O  O38  1  0.905  0.933  0.898  1.0
  O  O39  1  0.557  0.094  0.748  1.0
  O  O40  1  0.906  0.443  0.752  1.0
  O  O41  1  0.778  0.594  0.579  1.0
  O  O42  1  0.094  0.557  0.248  1.0
  O  O43  1  0.577  0.458  0.900  1.0
  O  O44  1  0.095  0.067  0.102  1.0
  O  O45  1  0.458  0.577  0.400  1.0
  O  O46  1  0.443  0.906  0.252  1.0
  O  O47  1  0.209  0.365  0.703  1.0
  O  O48  1  0.306  0.979  0.498  1.0
  O  O49  1  0.067  0.095  0.602  1.0
  O  O50  1  0.694  0.021  0.502  1.0
  O  O51  1  0.702  0.130  0.932  1.0
[/CIF]
.
The compound described by DyMo2SbO9 crystallizes in the monoclinic C2/c space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 8-coordinate geometry to two equivalent O(2), two equivalent O(5), two equivalent O(6), and two equivalent O(7) atoms. In the second Dy site, Dy(2) is bonded in a 8-coordinate geometry to two equivalent O(3), two equivalent O(4), two equivalent O(8), and two equivalent O(9) atoms. There are two inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a tetrahedral geometry to one O(2), one O(3), one O(4), and one O(6) atom. In the second Mo site, Mo(2) is bonded in a tetrahedral geometry to one O(1), one O(5), one O(7), and one O(9) atom. Sb(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(3), and two equivalent O(8) atoms. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Mo(2) and one Sb(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Dy(1) and one Mo(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Dy(2), one Mo(1), and one Sb(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Dy(2) and one Mo(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Dy(1) and one Mo(2) atom. In the sixth O site, O(6) is bonded in a linear geometry to one Dy(1) and one Mo(1) atom. In the seventh O site, O(7) is bonded in a linear geometry to one Dy(1) and one Mo(2) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Dy(2) and two equivalent Sb(1) atoms. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Dy(2) and one Mo(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_DySbMo2O9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.712
_cell_length_b   9.712
_cell_length_c   10.864
_cell_angle_alpha   68.118
_cell_angle_beta   68.118
_cell_angle_gamma   95.404
_symmetry_Int_Tables_number   1
_cell_volume   849.457
_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
  Dy  Dy0  1  0.874  0.126  0.250  1.0
  Dy  Dy1  1  0.328  0.672  0.250  1.0
  Dy  Dy2  1  0.126  0.874  0.750  1.0
  Dy  Dy3  1  0.672  0.328  0.750  1.0
  Sb  Sb4  1  0.349  0.380  0.036  1.0
  Sb  Sb5  1  0.651  0.620  0.964  1.0
  Sb  Sb6  1  0.380  0.349  0.536  1.0
  Sb  Sb7  1  0.620  0.651  0.464  1.0
  Mo  Mo8  1  0.741  0.954  0.025  1.0
  Mo  Mo9  1  0.566  0.943  0.693  1.0
  Mo  Mo10  1  0.057  0.434  0.807  1.0
  Mo  Mo11  1  0.259  0.046  0.975  1.0
  Mo  Mo12  1  0.943  0.566  0.193  1.0
  Mo  Mo13  1  0.046  0.259  0.475  1.0
  Mo  Mo14  1  0.434  0.057  0.307  1.0
  Mo  Mo15  1  0.954  0.741  0.525  1.0
  O  O16  1  0.635  0.791  0.797  1.0
  O  O17  1  0.043  0.221  0.326  1.0
  O  O18  1  0.957  0.779  0.674  1.0
  O  O19  1  0.406  0.222  0.921  1.0
  O  O20  1  0.298  0.870  0.068  1.0
  O  O21  1  0.856  0.379  0.226  1.0
  O  O22  1  0.933  0.905  0.398  1.0
  O  O23  1  0.979  0.306  0.998  1.0
  O  O24  1  0.621  0.144  0.274  1.0
  O  O25  1  0.365  0.209  0.203  1.0
  O  O26  1  0.144  0.621  0.774  1.0
  O  O27  1  0.021  0.694  0.002  1.0
  O  O28  1  0.542  0.423  0.600  1.0
  O  O29  1  0.222  0.406  0.421  1.0
  O  O30  1  0.791  0.635  0.297  1.0
  O  O31  1  0.594  0.778  0.079  1.0
  O  O32  1  0.779  0.957  0.174  1.0
  O  O33  1  0.379  0.856  0.726  1.0
  O  O34  1  0.423  0.542  0.100  1.0
  O  O35  1  0.870  0.298  0.568  1.0
  O  O36  1  0.130  0.702  0.432  1.0
  O  O37  1  0.221  0.043  0.826  1.0
  O  O38  1  0.905  0.933  0.898  1.0
  O  O39  1  0.557  0.094  0.748  1.0
  O  O40  1  0.906  0.443  0.752  1.0
  O  O41  1  0.778  0.594  0.579  1.0
  O  O42  1  0.094  0.557  0.248  1.0
  O  O43  1  0.577  0.458  0.900  1.0
  O  O44  1  0.095  0.067  0.102  1.0
  O  O45  1  0.458  0.577  0.400  1.0
  O  O46  1  0.443  0.906  0.252  1.0
  O  O47  1  0.209  0.365  0.703  1.0
  O  O48  1  0.306  0.979  0.498  1.0
  O  O49  1  0.067  0.095  0.602  1.0
  O  O50  1  0.694  0.021  0.502  1.0
  O  O51  1  0.702  0.130  0.932  1.0
[/CIF]
.