Na4RuN6H2O13 crystallizes in the monoclinic C2/c space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and two equivalent O(6) atoms to form distorted NaO7 pentagonal bipyramids that share corners with two equivalent Na(2)O6 pentagonal pyramids,  an edgeedge with one Na(1)O7 pentagonal bipyramid, and edges with two equivalent Na(2)O6 pentagonal pyramids. In the second Na site, Na(2) is bonded to one O(1), one O(2), one O(3), one O(5), one O(6), and one O(7) atom to form distorted NaO6 pentagonal pyramids that share corners with two equivalent Na(1)O7 pentagonal bipyramids,  a cornercorner with one Na(2)O6 pentagonal pyramid, and edges with two equivalent Na(1)O7 pentagonal bipyramids. Ru(1) is bonded to two equivalent N(1), two equivalent N(2), and two equivalent N(3) atoms to form RuN6 octahedra that share corners with two equivalent O(6)Na3N trigonal pyramids. There are three inequivalent N sites. In the first N site, N(2) is bonded in a trigonal planar geometry to one Ru(1), one O(3), and one O(4) atom. In the second N site, N(3) is bonded in a trigonal planar geometry to one Ru(1), one O(5), and one O(6) atom. In the third N site, N(1) is bonded in a trigonal planar geometry to one Ru(1), one O(1), and one O(2) atom. H(1) is bonded in a single-bond geometry to one O(7) atom. There are seven inequivalent O sites. In the first O site, O(4) is bonded in a bent 120 degrees geometry to one Na(1) and one N(2) atom. In the second O site, O(5) is bonded in a 3-coordinate geometry to one Na(1), one Na(2), and one N(3) atom. In the third O site, O(6) is bonded to one Na(2), two equivalent Na(1), and one N(3) atom to form distorted ONa3N trigonal pyramids that share  a cornercorner with one Ru(1)N6 octahedra and  an edgeedge with one O(6)Na3N trigonal pyramid. The corner-sharing octahedral tilt angles are 59°. In the fourth O site, O(7) is bonded in a distorted water-like geometry to two equivalent Na(2) and two equivalent H(1) atoms. In the fifth O site, O(3) is bonded in a distorted trigonal planar geometry to one Na(1), one Na(2), and one N(2) atom. In the sixth O site, O(1) is bonded in a trigonal planar geometry to one Na(1), one Na(2), and one N(1) atom. In the seventh O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one Na(2), and one N(1) atom.
Na4RuN6H2O13 crystallizes in the monoclinic C2/c space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and two equivalent O(6) atoms to form distorted NaO7 pentagonal bipyramids that share corners with two equivalent Na(2)O6 pentagonal pyramids,  an edgeedge with one Na(1)O7 pentagonal bipyramid, and edges with two equivalent Na(2)O6 pentagonal pyramids. The Na(1)-O(1) bond length is 2.41 Å. The Na(1)-O(2) bond length is 2.43 Å. The Na(1)-O(3) bond length is 2.50 Å. The Na(1)-O(4) bond length is 2.50 Å. The Na(1)-O(5) bond length is 2.58 Å. There is one shorter (2.51 Å) and one longer (2.60 Å) Na(1)-O(6) bond length. In the second Na site, Na(2) is bonded to one O(1), one O(2), one O(3), one O(5), one O(6), and one O(7) atom to form distorted NaO6 pentagonal pyramids that share corners with two equivalent Na(1)O7 pentagonal bipyramids,  a cornercorner with one Na(2)O6 pentagonal pyramid, and edges with two equivalent Na(1)O7 pentagonal bipyramids. The Na(2)-O(1) bond length is 2.35 Å. The Na(2)-O(2) bond length is 2.39 Å. The Na(2)-O(3) bond length is 2.41 Å. The Na(2)-O(5) bond length is 2.49 Å. The Na(2)-O(6) bond length is 2.66 Å. The Na(2)-O(7) bond length is 2.32 Å. Ru(1) is bonded to two equivalent N(1), two equivalent N(2), and two equivalent N(3) atoms to form RuN6 octahedra that share corners with two equivalent O(6)Na3N trigonal pyramids. Both Ru(1)-N(1) bond lengths are 2.08 Å. Both Ru(1)-N(2) bond lengths are 2.09 Å. Both Ru(1)-N(3) bond lengths are 2.08 Å. There are three inequivalent N sites. In the first N site, N(2) is bonded in a trigonal planar geometry to one Ru(1), one O(3), and one O(4) atom. The N(2)-O(3) bond length is 1.27 Å. The N(2)-O(4) bond length is 1.26 Å. In the second N site, N(3) is bonded in a trigonal planar geometry to one Ru(1), one O(5), and one O(6) atom. The N(3)-O(5) bond length is 1.26 Å. The N(3)-O(6) bond length is 1.27 Å. In the third N site, N(1) is bonded in a trigonal planar geometry to one Ru(1), one O(1), and one O(2) atom. The N(1)-O(1) bond length is 1.26 Å. The N(1)-O(2) bond length is 1.26 Å. H(1) is bonded in a single-bond geometry to one O(7) atom. The H(1)-O(7) bond length is 0.98 Å. There are seven inequivalent O sites. In the first O site, O(4) is bonded in a bent 120 degrees geometry to one Na(1) and one N(2) atom. In the second O site, O(5) is bonded in a 3-coordinate geometry to one Na(1), one Na(2), and one N(3) atom. In the third O site, O(6) is bonded to one Na(2), two equivalent Na(1), and one N(3) atom to form distorted ONa3N trigonal pyramids that share  a cornercorner with one Ru(1)N6 octahedra and  an edgeedge with one O(6)Na3N trigonal pyramid. The corner-sharing octahedral tilt angles are 59°. In the fourth O site, O(7) is bonded in a distorted water-like geometry to two equivalent Na(2) and two equivalent H(1) atoms. In the fifth O site, O(3) is bonded in a distorted trigonal planar geometry to one Na(1), one Na(2), and one N(2) atom. In the sixth O site, O(1) is bonded in a trigonal planar geometry to one Na(1), one Na(2), and one N(1) atom. In the seventh O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one Na(2), and one N(1) atom.