Mn3Co2Sn(PO4)6 crystallizes in the trigonal R3 space group. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to three equivalent O(4) and three equivalent O(8) atoms to form MnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra and corners with three equivalent P(2)O4 tetrahedra. In the second Mn site, Mn(2) is bonded to three equivalent O(2) and three equivalent O(5) atoms to form MnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra, and  a faceface with one Co(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to three equivalent O(1) and three equivalent O(7) atoms to form MnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra and corners with three equivalent P(2)O4 tetrahedra. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to three equivalent O(2) and three equivalent O(6) atoms to form distorted CoO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra,  a faceface with one Mn(2)O6 octahedra, and  a faceface with one Sn(1)O6 octahedra. In the second Co site, Co(2) is bonded in a 6-coordinate geometry to three equivalent O(4) and three equivalent O(7) atoms. Sn(1) is bonded to three equivalent O(3) and three equivalent O(6) atoms to form SnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra, and  a faceface with one Co(1)O6 octahedra. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) 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 Mn(3)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, and  a cornercorner with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-49°. In the second P site, P(2) is bonded to one O(5), one O(6), one O(7), and one O(8) 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 Mn(3)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, and  a cornercorner with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 28-50°. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Mn(3) and one P(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mn(2), one Co(1), and one P(1) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Sn(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mn(1), one Co(2), and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Co(1), one Sn(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Mn(3), one Co(2), and one P(2) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Mn(1) and one P(2) atom.
Mn3Co2Sn(PO4)6 crystallizes in the trigonal R3 space group. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to three equivalent O(4) and three equivalent O(8) atoms to form MnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra and corners with three equivalent P(2)O4 tetrahedra. All Mn(1)-O(4) bond lengths are 2.03 Å. All Mn(1)-O(8) bond lengths are 1.93 Å. In the second Mn site, Mn(2) is bonded to three equivalent O(2) and three equivalent O(5) atoms to form MnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra, and  a faceface with one Co(1)O6 octahedra. All Mn(2)-O(2) bond lengths are 2.07 Å. All Mn(2)-O(5) bond lengths are 1.95 Å. In the third Mn site, Mn(3) is bonded to three equivalent O(1) and three equivalent O(7) atoms to form MnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra and corners with three equivalent P(2)O4 tetrahedra. All Mn(3)-O(1) bond lengths are 1.95 Å. All Mn(3)-O(7) bond lengths are 2.05 Å. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to three equivalent O(2) and three equivalent O(6) atoms to form distorted CoO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra,  a faceface with one Mn(2)O6 octahedra, and  a faceface with one Sn(1)O6 octahedra. All Co(1)-O(2) bond lengths are 2.11 Å. All Co(1)-O(6) bond lengths are 2.24 Å. In the second Co site, Co(2) is bonded in a 6-coordinate geometry to three equivalent O(4) and three equivalent O(7) atoms. All Co(2)-O(4) bond lengths are 2.19 Å. All Co(2)-O(7) bond lengths are 2.18 Å. Sn(1) is bonded to three equivalent O(3) and three equivalent O(6) atoms to form SnO6 octahedra that share corners with three equivalent P(1)O4 tetrahedra, corners with three equivalent P(2)O4 tetrahedra, and  a faceface with one Co(1)O6 octahedra. All Sn(1)-O(3) bond lengths are 2.01 Å. All Sn(1)-O(6) bond lengths are 2.10 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) 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 Mn(3)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, and  a cornercorner with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 27-49°. The P(1)-O(1) bond length is 1.52 Å. The P(1)-O(2) bond length is 1.56 Å. The P(1)-O(3) bond length is 1.54 Å. The P(1)-O(4) bond length is 1.57 Å. In the second P site, P(2) is bonded to one O(5), one O(6), one O(7), and one O(8) 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 Mn(3)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, and  a cornercorner with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 28-50°. The P(2)-O(5) bond length is 1.53 Å. The P(2)-O(6) bond length is 1.58 Å. The P(2)-O(7) bond length is 1.56 Å. The P(2)-O(8) bond length is 1.53 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Mn(3) and one P(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mn(2), one Co(1), and one P(1) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Sn(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mn(1), one Co(2), and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Co(1), one Sn(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Mn(3), one Co(2), and one P(2) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Mn(1) and one P(2) atom.