Na3P6(PbO9)2 crystallizes in the triclinic P-1 space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 3-coordinate geometry to one O(5), one O(8), and two equivalent O(7) atoms. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to two equivalent O(2), two equivalent O(4), and two equivalent O(9) atoms. Pb(1) is bonded in a distorted single-bond geometry to one O(3) atom. There are three inequivalent P sites. In the first P site, P(1) is bonded in a 3-coordinate geometry to one O(1), one O(3), one O(8), and one O(9) atom. In the second P site, P(2) is bonded in a distorted L-shaped geometry to one O(1), one O(4), one O(5), and one O(6) atom. In the third P site, P(3) is bonded in a 1-coordinate geometry to one O(2), one O(7), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one P(1) and one P(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Na(2) and one P(3) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Pb(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Na(2) and one P(2) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one Na(1) and one P(2) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one P(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one P(3) atom. In the eighth O site, O(8) is bonded in an L-shaped geometry to one Na(1) and one P(1) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(2), one P(1), and one P(3) atom.
Na3P6(PbO9)2 crystallizes in the triclinic P-1 space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 3-coordinate geometry to one O(5), one O(8), and two equivalent O(7) atoms. The Na(1)-O(5) bond length is 2.46 Å. The Na(1)-O(8) bond length is 2.13 Å. There is one shorter (2.53 Å) and one longer (2.85 Å) Na(1)-O(7) bond length. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to two equivalent O(2), two equivalent O(4), and two equivalent O(9) atoms. Both Na(2)-O(2) bond lengths are 2.49 Å. Both Na(2)-O(4) bond lengths are 2.60 Å. Both Na(2)-O(9) bond lengths are 2.09 Å. Pb(1) is bonded in a distorted single-bond geometry to one O(3) atom. The Pb(1)-O(3) bond length is 1.98 Å. There are three inequivalent P sites. In the first P site, P(1) is bonded in a 3-coordinate geometry to one O(1), one O(3), one O(8), and one O(9) atom. The P(1)-O(1) bond length is 2.18 Å. The P(1)-O(3) bond length is 1.61 Å. The P(1)-O(8) bond length is 1.82 Å. The P(1)-O(9) bond length is 1.23 Å. In the second P site, P(2) is bonded in a distorted L-shaped geometry to one O(1), one O(4), one O(5), and one O(6) atom. The P(2)-O(1) bond length is 2.28 Å. The P(2)-O(4) bond length is 2.32 Å. The P(2)-O(5) bond length is 1.51 Å. The P(2)-O(6) bond length is 1.03 Å. In the third P site, P(3) is bonded in a 1-coordinate geometry to one O(2), one O(7), and one O(9) atom. The P(3)-O(2) bond length is 1.07 Å. The P(3)-O(7) bond length is 1.68 Å. The P(3)-O(9) bond length is 2.10 Å. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one P(1) and one P(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Na(2) and one P(3) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Pb(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Na(2) and one P(2) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one Na(1) and one P(2) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one P(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one P(3) atom. In the eighth O site, O(8) is bonded in an L-shaped geometry to one Na(1) and one P(1) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(2), one P(1), and one P(3) atom.