Mn(PO3)3 crystallizes in the triclinic P-1 space group. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(11), one O(18), one O(3), one O(7), and one O(9) atom to form distorted MnO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  an edgeedge with one Mn(2)O6 octahedra. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(15), one O(16), one O(6), and one O(7) atom to form distorted MnO6 octahedra that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(6)O4 tetrahedra, and  an edgeedge with one Mn(1)O6 octahedra. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(2), one O(4), one O(6), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra,  a cornercorner with one P(4)O4 tetrahedra, and  a cornercorner with one P(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 44-61°. In the second P site, P(2) is bonded to one O(1), one O(12), one O(13), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-57°. In the third P site, P(3) is bonded to one O(17), one O(3), one O(5), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one P(4)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The corner-sharing octahedral tilt angles are 21°. In the fourth P site, P(4) is bonded to one O(11), one O(16), one O(17), and one O(2) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 43-45°. In the fifth P site, P(5) is bonded to one O(12), one O(14), one O(18), and one O(4) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 42°. In the sixth P site, P(6) is bonded to one O(10), one O(13), one O(15), and one O(5) atom to form PO4 tetrahedra that share corners with two equivalent Mn(2)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 23-50°. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(2), and one P(2) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one P(1) and one P(4) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Mn(1) and one P(3) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one P(1) and one P(5) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one P(3) and one P(6) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Mn(2) and one P(1) atom. In the seventh O site, O(7) is bonded in a 2-coordinate geometry to one Mn(1), one Mn(2), and one P(1) atom. In the eighth O site, O(8) is bonded in a single-bond geometry to one P(3) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one Mn(1) and one P(2) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(6) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(4) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one P(2) and one P(5) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one P(2) and one P(6) atom. In the fourteenth O site, O(14) is bonded in a single-bond geometry to one P(5) atom. In the fifteenth O site, O(15) is bonded in a bent 120 degrees geometry to one Mn(2) and one P(6) atom. In the sixteenth O site, O(16) is bonded in a distorted bent 150 degrees geometry to one Mn(2) and one P(4) atom. In the seventeenth O site, O(17) is bonded in a bent 150 degrees geometry to one P(3) and one P(4) atom. In the eighteenth O site, O(18) is bonded in a bent 150 degrees geometry to one Mn(1) and one P(5) atom.
Mn(PO3)3 crystallizes in the triclinic P-1 space group. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(11), one O(18), one O(3), one O(7), and one O(9) atom to form distorted MnO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  an edgeedge with one Mn(2)O6 octahedra. The Mn(1)-O(1) bond length is 2.11 Å. The Mn(1)-O(11) bond length is 1.94 Å. The Mn(1)-O(18) bond length is 1.90 Å. The Mn(1)-O(3) bond length is 1.92 Å. The Mn(1)-O(7) bond length is 2.65 Å. The Mn(1)-O(9) bond length is 2.09 Å. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(15), one O(16), one O(6), and one O(7) atom to form distorted MnO6 octahedra that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(6)O4 tetrahedra, and  an edgeedge with one Mn(1)O6 octahedra. The Mn(2)-O(1) bond length is 2.53 Å. The Mn(2)-O(10) bond length is 1.93 Å. The Mn(2)-O(15) bond length is 1.92 Å. The Mn(2)-O(16) bond length is 2.09 Å. The Mn(2)-O(6) bond length is 1.93 Å. The Mn(2)-O(7) bond length is 2.00 Å. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(2), one O(4), one O(6), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra,  a cornercorner with one P(4)O4 tetrahedra, and  a cornercorner with one P(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 44-61°. The P(1)-O(2) bond length is 1.59 Å. The P(1)-O(4) bond length is 1.57 Å. The P(1)-O(6) bond length is 1.51 Å. The P(1)-O(7) bond length is 1.53 Å. In the second P site, P(2) is bonded to one O(1), one O(12), one O(13), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-57°. The P(2)-O(1) bond length is 1.53 Å. The P(2)-O(12) bond length is 1.60 Å. The P(2)-O(13) bond length is 1.60 Å. The P(2)-O(9) bond length is 1.50 Å. In the third P site, P(3) is bonded to one O(17), one O(3), one O(5), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one P(4)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The corner-sharing octahedral tilt angles are 21°. The P(3)-O(17) bond length is 1.65 Å. The P(3)-O(3) bond length is 1.52 Å. The P(3)-O(5) bond length is 1.66 Å. The P(3)-O(8) bond length is 1.45 Å. In the fourth P site, P(4) is bonded to one O(11), one O(16), one O(17), and one O(2) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 43-45°. The P(4)-O(11) bond length is 1.51 Å. The P(4)-O(16) bond length is 1.49 Å. The P(4)-O(17) bond length is 1.58 Å. The P(4)-O(2) bond length is 1.62 Å. In the fifth P site, P(5) is bonded to one O(12), one O(14), one O(18), and one O(4) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 42°. The P(5)-O(12) bond length is 1.64 Å. The P(5)-O(14) bond length is 1.46 Å. The P(5)-O(18) bond length is 1.53 Å. The P(5)-O(4) bond length is 1.65 Å. In the sixth P site, P(6) is bonded to one O(10), one O(13), one O(15), and one O(5) atom to form PO4 tetrahedra that share corners with two equivalent Mn(2)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 23-50°. The P(6)-O(10) bond length is 1.50 Å. The P(6)-O(13) bond length is 1.60 Å. The P(6)-O(15) bond length is 1.51 Å. The P(6)-O(5) bond length is 1.57 Å. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(2), and one P(2) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one P(1) and one P(4) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Mn(1) and one P(3) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one P(1) and one P(5) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one P(3) and one P(6) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Mn(2) and one P(1) atom. In the seventh O site, O(7) is bonded in a 2-coordinate geometry to one Mn(1), one Mn(2), and one P(1) atom. In the eighth O site, O(8) is bonded in a single-bond geometry to one P(3) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one Mn(1) and one P(2) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(6) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(4) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one P(2) and one P(5) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one P(2) and one P(6) atom. In the fourteenth O site, O(14) is bonded in a single-bond geometry to one P(5) atom. In the fifteenth O site, O(15) is bonded in a bent 120 degrees geometry to one Mn(2) and one P(6) atom. In the sixteenth O site, O(16) is bonded in a distorted bent 150 degrees geometry to one Mn(2) and one P(4) atom. In the seventeenth O site, O(17) is bonded in a bent 150 degrees geometry to one P(3) and one P(4) atom. In the eighteenth O site, O(18) is bonded in a bent 150 degrees geometry to one Mn(1) and one P(5) atom.