The structure described by Pr(MoO3)2 crystallizes in the triclinic P1 space group. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 8-coordinate geometry to one O(10), one O(11), one O(12), one O(2), one O(3), one O(4), one O(5), and one O(7) atom. In the second Pr site, Pr(2) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(11), one O(4), one O(5), one O(6), one O(8), and one O(9) atom. There are four inequivalent Mo sites. In the first Mo site, Mo(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(5), and one O(8) atom to form corner-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles range from 17-28°. In the second Mo site, Mo(2) is bonded to one O(1), one O(11), one O(12), one O(3), one O(4), and one O(9) atom to form corner-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles range from 17-30°. In the third Mo site, Mo(3) is bonded to one O(11), one O(3), one O(4), one O(6), one O(7), and one O(9) atom to form corner-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles range from 17-30°. In the fourth Mo site, Mo(4) is bonded to one O(10), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form corner-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles range from 17-29°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Pr(2), one Mo(1), and one Mo(2) atom. In the second O site, O(2) is bonded in a distorted T-shaped geometry to one Pr(1), one Mo(1), and one Mo(4) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Pr(1), one Mo(2), and one Mo(3) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Pr(1), one Pr(2), one Mo(2), and one Mo(3) atom. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Pr(1), one Pr(2), one Mo(1), and one Mo(4) atom. In the sixth O site, O(6) is bonded in a T-shaped geometry to one Pr(2), one Mo(3), and one Mo(4) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Pr(1), one Mo(3), and one Mo(4) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Pr(2), one Mo(1), and one Mo(4) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Pr(2), one Mo(2), and one Mo(3) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Pr(1), one Pr(2), one Mo(1), and one Mo(4) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Pr(1), one Pr(2), one Mo(2), and one Mo(3) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Pr(1), one Mo(1), and one Mo(2) atom. is represented by the CIF file [CIF]
data_Pr(MoO3)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.548
_cell_length_b   5.665
_cell_length_c   7.968
_cell_angle_alpha   90.234
_cell_angle_beta   90.131
_cell_angle_gamma   90.128
_symmetry_Int_Tables_number   1
_cell_volume   250.422
_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
  Pr  Pr0  1  0.982  0.957  0.250  1.0
  Pr  Pr1  1  0.493  0.553  0.753  1.0
  Mo  Mo2  1  0.000  0.493  0.003  1.0
  Mo  Mo3  1  0.998  0.492  0.501  1.0
  Mo  Mo4  1  0.494  0.006  0.499  1.0
  Mo  Mo5  1  0.495  0.009  1.000  1.0
  O  O6  1  0.924  0.486  0.756  1.0
  O  O7  1  0.793  0.211  0.042  1.0
  O  O8  1  0.794  0.209  0.457  1.0
  O  O9  1  0.717  0.737  0.464  1.0
  O  O10  1  0.727  0.727  0.032  1.0
  O  O11  1  0.562  0.971  0.745  1.0
  O  O12  1  0.401  0.013  0.255  1.0
  O  O13  1  0.289  0.294  0.957  1.0
  O  O14  1  0.306  0.283  0.545  1.0
  O  O15  1  0.226  0.772  0.967  1.0
  O  O16  1  0.224  0.770  0.532  1.0
  O  O17  1  0.052  0.519  0.244  1.0
[/CIF]
.
The structure described by Pr(MoO3)2 crystallizes in the triclinic P1 space group. There are two inequivalent Pr sites. In the first Pr site, Pr(1) is bonded in a 8-coordinate geometry to one O(10), one O(11), one O(12), one O(2), one O(3), one O(4), one O(5), and one O(7) atom. In the second Pr site, Pr(2) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(11), one O(4), one O(5), one O(6), one O(8), and one O(9) atom. There are four inequivalent Mo sites. In the first Mo site, Mo(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(5), and one O(8) atom to form corner-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles range from 17-28°. In the second Mo site, Mo(2) is bonded to one O(1), one O(11), one O(12), one O(3), one O(4), and one O(9) atom to form corner-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles range from 17-30°. In the third Mo site, Mo(3) is bonded to one O(11), one O(3), one O(4), one O(6), one O(7), and one O(9) atom to form corner-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles range from 17-30°. In the fourth Mo site, Mo(4) is bonded to one O(10), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form corner-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles range from 17-29°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Pr(2), one Mo(1), and one Mo(2) atom. In the second O site, O(2) is bonded in a distorted T-shaped geometry to one Pr(1), one Mo(1), and one Mo(4) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Pr(1), one Mo(2), and one Mo(3) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Pr(1), one Pr(2), one Mo(2), and one Mo(3) atom. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Pr(1), one Pr(2), one Mo(1), and one Mo(4) atom. In the sixth O site, O(6) is bonded in a T-shaped geometry to one Pr(2), one Mo(3), and one Mo(4) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Pr(1), one Mo(3), and one Mo(4) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Pr(2), one Mo(1), and one Mo(4) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Pr(2), one Mo(2), and one Mo(3) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Pr(1), one Pr(2), one Mo(1), and one Mo(4) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Pr(1), one Pr(2), one Mo(2), and one Mo(3) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Pr(1), one Mo(1), and one Mo(2) atom. is represented by the CIF file [CIF]
data_Pr(MoO3)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.548
_cell_length_b   5.665
_cell_length_c   7.968
_cell_angle_alpha   90.234
_cell_angle_beta   90.131
_cell_angle_gamma   90.128
_symmetry_Int_Tables_number   1
_cell_volume   250.422
_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
  Pr  Pr0  1  0.982  0.957  0.250  1.0
  Pr  Pr1  1  0.493  0.553  0.753  1.0
  Mo  Mo2  1  0.000  0.493  0.003  1.0
  Mo  Mo3  1  0.998  0.492  0.501  1.0
  Mo  Mo4  1  0.494  0.006  0.499  1.0
  Mo  Mo5  1  0.495  0.009  1.000  1.0
  O  O6  1  0.924  0.486  0.756  1.0
  O  O7  1  0.793  0.211  0.042  1.0
  O  O8  1  0.794  0.209  0.457  1.0
  O  O9  1  0.717  0.737  0.464  1.0
  O  O10  1  0.727  0.727  0.032  1.0
  O  O11  1  0.562  0.971  0.745  1.0
  O  O12  1  0.401  0.013  0.255  1.0
  O  O13  1  0.289  0.294  0.957  1.0
  O  O14  1  0.306  0.283  0.545  1.0
  O  O15  1  0.226  0.772  0.967  1.0
  O  O16  1  0.224  0.770  0.532  1.0
  O  O17  1  0.052  0.519  0.244  1.0
[/CIF]
.