NaSb3O8 is Hydrophilite-derived structured and crystallizes in the monoclinic P2_1/c space group. Na(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted NaO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra, corners with three equivalent Sb(3)O6 octahedra, corners with four equivalent Sb(2)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-64°. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(1), one O(2), one O(5), one O(7), and two equivalent O(6) atoms to form SbO6 octahedra that share  a cornercorner with one Na(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, corners with three equivalent Sb(2)O6 octahedra, and edges with two equivalent Na(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-54°. In the second Sb site, Sb(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form distorted SbO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra, corners with three equivalent Sb(1)O6 octahedra, corners with four equivalent Na(1)O6 octahedra, and edges with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 42-64°. In the third Sb site, Sb(3) is bonded to one O(3), one O(4), one O(5), one O(7), and two equivalent O(8) atoms to form SbO6 octahedra that share  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, corners with three equivalent Na(1)O6 octahedra, and edges with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-63°. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Na(1), one Sb(1), and one Sb(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one Sb(1), and one Sb(2) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Na(1), one Sb(2), and one Sb(3) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Na(1), one Sb(2), and one Sb(3) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Na(1), one Sb(1), and one Sb(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Na(1) and two equivalent Sb(1) atoms. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Sb(1), one Sb(2), and one Sb(3) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Sb(2) and two equivalent Sb(3) atoms.
NaSb3O8 is Hydrophilite-derived structured and crystallizes in the monoclinic P2_1/c space group. Na(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted NaO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra, corners with three equivalent Sb(3)O6 octahedra, corners with four equivalent Sb(2)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-64°. The Na(1)-O(1) bond length is 2.29 Å. The Na(1)-O(2) bond length is 2.35 Å. The Na(1)-O(3) bond length is 2.23 Å. The Na(1)-O(4) bond length is 2.24 Å. The Na(1)-O(5) bond length is 2.29 Å. The Na(1)-O(6) bond length is 2.37 Å. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(1), one O(2), one O(5), one O(7), and two equivalent O(6) atoms to form SbO6 octahedra that share  a cornercorner with one Na(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, corners with three equivalent Sb(2)O6 octahedra, and edges with two equivalent Na(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-54°. The Sb(1)-O(1) bond length is 2.03 Å. The Sb(1)-O(2) bond length is 2.03 Å. The Sb(1)-O(5) bond length is 2.00 Å. The Sb(1)-O(7) bond length is 2.09 Å. There is one shorter (1.99 Å) and one longer (2.01 Å) Sb(1)-O(6) bond length. In the second Sb site, Sb(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form distorted SbO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra, corners with three equivalent Sb(1)O6 octahedra, corners with four equivalent Na(1)O6 octahedra, and edges with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 42-64°. The Sb(2)-O(1) bond length is 1.96 Å. The Sb(2)-O(2) bond length is 1.96 Å. The Sb(2)-O(3) bond length is 1.97 Å. The Sb(2)-O(4) bond length is 2.00 Å. The Sb(2)-O(7) bond length is 2.11 Å. The Sb(2)-O(8) bond length is 2.26 Å. In the third Sb site, Sb(3) is bonded to one O(3), one O(4), one O(5), one O(7), and two equivalent O(8) atoms to form SbO6 octahedra that share  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, corners with three equivalent Na(1)O6 octahedra, and edges with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-63°. The Sb(3)-O(3) bond length is 1.97 Å. The Sb(3)-O(4) bond length is 1.96 Å. The Sb(3)-O(5) bond length is 1.96 Å. The Sb(3)-O(7) bond length is 2.18 Å. There is one shorter (2.02 Å) and one longer (2.08 Å) Sb(3)-O(8) bond length. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Na(1), one Sb(1), and one Sb(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Na(1), one Sb(1), and one Sb(2) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Na(1), one Sb(2), and one Sb(3) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Na(1), one Sb(2), and one Sb(3) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Na(1), one Sb(1), and one Sb(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Na(1) and two equivalent Sb(1) atoms. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Sb(1), one Sb(2), and one Sb(3) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Sb(2) and two equivalent Sb(3) atoms.