Pr2MoTe4O14 crystallizes in the triclinic P-1 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(1), one O(10), one O(12), one O(13), one O(2), one O(3), one O(7), and one O(8) atom. In the second Pr site, Pr(2) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(13), one O(14), one O(2), one O(6), one O(8), and two equivalent O(12) atoms. Mo(1) is bonded in a tetrahedral geometry to one O(3), one O(4), one O(7), and one O(9) atom. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(11), one O(13), and one O(8) atom. In the second Te site, Te(2) is bonded in a 3-coordinate geometry to one O(1), one O(11), one O(12), and one O(2) atom. In the third Te site, Te(3) is bonded in a distorted rectangular see-saw-like geometry to one O(14), one O(2), one O(4), and one O(5) atom. In the fourth Te site, Te(4) is bonded in a 4-coordinate geometry to one O(10), one O(14), one O(5), and one O(6) atom. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Pr(1), one Pr(2), and one Te(2) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Pr(1), one Pr(2), one Te(2), and one Te(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Pr(1) and one Mo(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Mo(1) and one Te(3) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Te(3) and one Te(4) atom. In the sixth O site, O(6) is bonded in a linear geometry to one Pr(2) and one Te(4) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Pr(1) and one Mo(1) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Pr(1), one Pr(2), and one Te(1) atom. In the ninth O site, O(9) is bonded in a single-bond geometry to one Mo(1) 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 Te(1), and one Te(4) atom. In the eleventh O site, O(11) is bonded in a bent 120 degrees geometry to one Te(1) and one Te(2) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Pr(1), two equivalent Pr(2), and one Te(2) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Pr(1), one Pr(2), and one Te(1) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Pr(2), one Te(3), and one Te(4) atom.
Pr2MoTe4O14 crystallizes in the triclinic P-1 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(1), one O(10), one O(12), one O(13), one O(2), one O(3), one O(7), and one O(8) atom. The Pr(1)-O(1) bond length is 2.44 Å. The Pr(1)-O(10) bond length is 2.65 Å. The Pr(1)-O(12) bond length is 2.60 Å. The Pr(1)-O(13) bond length is 2.50 Å. The Pr(1)-O(2) bond length is 2.46 Å. The Pr(1)-O(3) bond length is 2.43 Å. The Pr(1)-O(7) bond length is 2.51 Å. The Pr(1)-O(8) bond length is 2.49 Å. In the second Pr site, Pr(2) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(13), one O(14), one O(2), one O(6), one O(8), and two equivalent O(12) atoms. The Pr(2)-O(1) bond length is 2.47 Å. The Pr(2)-O(10) bond length is 2.62 Å. The Pr(2)-O(13) bond length is 2.61 Å. The Pr(2)-O(14) bond length is 2.53 Å. The Pr(2)-O(2) bond length is 2.87 Å. The Pr(2)-O(6) bond length is 2.29 Å. The Pr(2)-O(8) bond length is 2.41 Å. There is one shorter (2.52 Å) and one longer (3.15 Å) Pr(2)-O(12) bond length. Mo(1) is bonded in a tetrahedral geometry to one O(3), one O(4), one O(7), and one O(9) atom. The Mo(1)-O(3) bond length is 1.80 Å. The Mo(1)-O(4) bond length is 1.79 Å. The Mo(1)-O(7) bond length is 1.82 Å. The Mo(1)-O(9) bond length is 1.78 Å. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(11), one O(13), and one O(8) atom. The Te(1)-O(10) bond length is 2.46 Å. The Te(1)-O(11) bond length is 2.02 Å. The Te(1)-O(13) bond length is 1.91 Å. The Te(1)-O(8) bond length is 1.89 Å. In the second Te site, Te(2) is bonded in a 3-coordinate geometry to one O(1), one O(11), one O(12), and one O(2) atom. The Te(2)-O(1) bond length is 1.89 Å. The Te(2)-O(11) bond length is 1.95 Å. The Te(2)-O(12) bond length is 1.89 Å. The Te(2)-O(2) bond length is 2.62 Å. In the third Te site, Te(3) is bonded in a distorted rectangular see-saw-like geometry to one O(14), one O(2), one O(4), and one O(5) atom. The Te(3)-O(14) bond length is 1.89 Å. The Te(3)-O(2) bond length is 1.91 Å. The Te(3)-O(4) bond length is 2.56 Å. The Te(3)-O(5) bond length is 1.98 Å. In the fourth Te site, Te(4) is bonded in a 4-coordinate geometry to one O(10), one O(14), one O(5), and one O(6) atom. The Te(4)-O(10) bond length is 1.92 Å. The Te(4)-O(14) bond length is 2.40 Å. The Te(4)-O(5) bond length is 2.06 Å. The Te(4)-O(6) bond length is 1.86 Å. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Pr(1), one Pr(2), and one Te(2) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Pr(1), one Pr(2), one Te(2), and one Te(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Pr(1) and one Mo(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Mo(1) and one Te(3) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Te(3) and one Te(4) atom. In the sixth O site, O(6) is bonded in a linear geometry to one Pr(2) and one Te(4) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Pr(1) and one Mo(1) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Pr(1), one Pr(2), and one Te(1) atom. In the ninth O site, O(9) is bonded in a single-bond geometry to one Mo(1) 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 Te(1), and one Te(4) atom. In the eleventh O site, O(11) is bonded in a bent 120 degrees geometry to one Te(1) and one Te(2) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Pr(1), two equivalent Pr(2), and one Te(2) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one Pr(1), one Pr(2), and one Te(1) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Pr(2), one Te(3), and one Te(4) atom.