NaCo3P3O13 crystallizes in the monoclinic P2_1/m space group. Na(1) is bonded in a 7-coordinate geometry to one O(9), two equivalent O(2), two equivalent O(4), and two equivalent O(8) atoms. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(5), one O(6), one O(9), and two equivalent O(8) atoms to form CoO6 octahedra that share corners with two equivalent Co(3)O6 octahedra,  a cornercorner with one Co(2)O5 square pyramid,  a cornercorner with one P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 55°. In the second Co site, Co(2) is bonded to one O(1), one O(3), one O(7), and two equivalent O(2) atoms to form CoO5 square pyramids that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, and corners with three equivalent P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles are 57°. In the third Co site, Co(3) is bonded to two equivalent O(10), two equivalent O(4), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles are 55°. There are three inequivalent P sites. In the first P site, P(1) is bonded to one O(5), one O(7), and two equivalent O(2) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra and corners with three equivalent Co(2)O5 square pyramids. The corner-sharing octahedral tilt angles are 37°. In the second P site, P(2) is bonded to one O(10), one O(3), and two equivalent O(8) atoms to form PO4 tetrahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, and  a cornercorner with one Co(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 37-54°. In the third P site, P(3) is bonded to one O(1), one O(9), and two equivalent O(4) atoms to form PO4 tetrahedra that share corners with two equivalent Co(3)O6 octahedra,  a cornercorner with one Co(2)O5 square pyramid, and  an edgeedge with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are ten inequivalent O sites. In the first O site, O(10) is bonded in a distorted trigonal planar geometry to two equivalent Co(3) and one P(2) atom. In the second O site, O(1) is bonded in a 3-coordinate geometry to one Co(1), one Co(2), and one P(3) atom. In the third O site, O(2) is bonded in a 3-coordinate geometry to one Na(1), one Co(2), and one P(1) atom. In the fourth O site, O(3) is bonded in a bent 150 degrees geometry to one Co(2) and one P(2) atom. In the fifth O site, O(4) is bonded in a distorted trigonal planar geometry to one Na(1), one Co(3), and one P(3) atom. In the sixth O site, O(5) is bonded in a bent 150 degrees geometry to one Co(1) and one P(1) atom. In the seventh O site, O(6) is bonded in a trigonal planar geometry to one Co(1) and two equivalent Co(3) atoms. In the eighth O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Co(2) and one P(1) atom. In the ninth O site, O(8) is bonded in a 3-coordinate geometry to one Na(1), one Co(1), and one P(2) atom. In the tenth O site, O(9) is bonded in a 3-coordinate geometry to one Na(1), one Co(1), and one P(3) atom.
NaCo3P3O13 crystallizes in the monoclinic P2_1/m space group. Na(1) is bonded in a 7-coordinate geometry to one O(9), two equivalent O(2), two equivalent O(4), and two equivalent O(8) atoms. The Na(1)-O(9) bond length is 2.61 Å. Both Na(1)-O(2) bond lengths are 2.74 Å. Both Na(1)-O(4) bond lengths are 2.42 Å. Both Na(1)-O(8) bond lengths are 2.58 Å. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(5), one O(6), one O(9), and two equivalent O(8) atoms to form CoO6 octahedra that share corners with two equivalent Co(3)O6 octahedra,  a cornercorner with one Co(2)O5 square pyramid,  a cornercorner with one P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 55°. The Co(1)-O(1) bond length is 2.12 Å. The Co(1)-O(5) bond length is 2.01 Å. The Co(1)-O(6) bond length is 2.08 Å. The Co(1)-O(9) bond length is 2.05 Å. Both Co(1)-O(8) bond lengths are 1.89 Å. In the second Co site, Co(2) is bonded to one O(1), one O(3), one O(7), and two equivalent O(2) atoms to form CoO5 square pyramids that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, and corners with three equivalent P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles are 57°. The Co(2)-O(1) bond length is 2.04 Å. The Co(2)-O(3) bond length is 1.99 Å. The Co(2)-O(7) bond length is 1.93 Å. Both Co(2)-O(2) bond lengths are 1.89 Å. In the third Co site, Co(3) is bonded to two equivalent O(10), two equivalent O(4), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles are 55°. Both Co(3)-O(10) bond lengths are 2.08 Å. Both Co(3)-O(4) bond lengths are 1.93 Å. Both Co(3)-O(6) bond lengths are 1.92 Å. There are three inequivalent P sites. In the first P site, P(1) is bonded to one O(5), one O(7), and two equivalent O(2) atoms to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra and corners with three equivalent Co(2)O5 square pyramids. The corner-sharing octahedral tilt angles are 37°. The P(1)-O(5) bond length is 1.53 Å. The P(1)-O(7) bond length is 1.54 Å. Both P(1)-O(2) bond lengths are 1.56 Å. In the second P site, P(2) is bonded to one O(10), one O(3), and two equivalent O(8) atoms to form PO4 tetrahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, and  a cornercorner with one Co(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 37-54°. The P(2)-O(10) bond length is 1.56 Å. The P(2)-O(3) bond length is 1.52 Å. Both P(2)-O(8) bond lengths are 1.55 Å. In the third P site, P(3) is bonded to one O(1), one O(9), and two equivalent O(4) atoms to form PO4 tetrahedra that share corners with two equivalent Co(3)O6 octahedra,  a cornercorner with one Co(2)O5 square pyramid, and  an edgeedge with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles are 50°. The P(3)-O(1) bond length is 1.57 Å. The P(3)-O(9) bond length is 1.55 Å. Both P(3)-O(4) bond lengths are 1.55 Å. There are ten inequivalent O sites. In the first O site, O(10) is bonded in a distorted trigonal planar geometry to two equivalent Co(3) and one P(2) atom. In the second O site, O(1) is bonded in a 3-coordinate geometry to one Co(1), one Co(2), and one P(3) atom. In the third O site, O(2) is bonded in a 3-coordinate geometry to one Na(1), one Co(2), and one P(1) atom. In the fourth O site, O(3) is bonded in a bent 150 degrees geometry to one Co(2) and one P(2) atom. In the fifth O site, O(4) is bonded in a distorted trigonal planar geometry to one Na(1), one Co(3), and one P(3) atom. In the sixth O site, O(5) is bonded in a bent 150 degrees geometry to one Co(1) and one P(1) atom. In the seventh O site, O(6) is bonded in a trigonal planar geometry to one Co(1) and two equivalent Co(3) atoms. In the eighth O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Co(2) and one P(1) atom. In the ninth O site, O(8) is bonded in a 3-coordinate geometry to one Na(1), one Co(1), and one P(2) atom. In the tenth O site, O(9) is bonded in a 3-coordinate geometry to one Na(1), one Co(1), and one P(3) atom.