DOI: 10.17188/1475875
title: Materials Data on K5Na3Nb7WO20 by Materials Project

description: K5Na3Nb7WO20 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twenty inequivalent K1+ sites. In the first K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.72–3.15 Å. In the second K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.58–3.10 Å. In the third K1+ site, K1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of K–O bond distances ranging from 2.63–2.88 Å. In the fourth K1+ site, K1+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of K–O bond distances ranging from 2.76–3.17 Å. In the fifth K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.64–3.28 Å. In the sixth K1+ site, K1+ is bonded in a 9-coordinate geometry to eight O2- atoms. There are a spread of K–O bond distances ranging from 2.57–2.87 Å. In the seventh K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.68–3.17 Å. In the eighth K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.71–3.00 Å. In the ninth K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.67–3.03 Å. In the tenth K1+ site, K1+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of K–O bond distances ranging from 2.70–3.40 Å. In the eleventh K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.71–3.25 Å. In the twelfth K1+ site, K1+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of K–O bond distances ranging from 2.61–3.32 Å. In the thirteenth K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.66–3.16 Å. In the fourteenth K1+ site, K1+ is bonded in a distorted q6 geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.71–2.97 Å. In the fifteenth K1+ site, K1+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of K–O bond distances ranging from 2.74–3.42 Å. In the sixteenth K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.65–3.09 Å. In the seventeenth K1+ site, K1+ is bonded in a 9-coordinate geometry to eight O2- atoms. There are a spread of K–O bond distances ranging from 2.54–2.83 Å. In the eighteenth K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.58–3.10 Å. In the nineteenth K1+ site, K1+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of K–O bond distances ranging from 2.71–3.19 Å. In the twentieth K1+ site, K1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of K–O bond distances ranging from 2.66–3.14 Å. There are twelve inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.36–3.00 Å. In the second Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.32–2.90 Å. In the third Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.34–3.04 Å. In the fourth Na1+ site, Na1+ is bonded in a 1-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.33–3.07 Å. In the fifth Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.45–2.98 Å. In the sixth Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.36–2.99 Å. In the seventh Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.45–2.72 Å. In the eighth Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.45–2.95 Å. In the ninth Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.47–2.76 Å. In the tenth Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.44–2.97 Å. In the eleventh Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.35–2.98 Å. In the twelfth Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Na–O bond distances ranging from 2.40–2.99 Å. There are twenty-eight inequivalent Nb+4.29+ sites. In the first Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with four NbO6 octahedra and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 2–10°. There are a spread of Nb–O bond distances ranging from 2.04–2.21 Å. In the second Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with four NbO6 octahedra and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 1–11°. There are a spread of Nb–O bond distances ranging from 2.04–2.19 Å. In the third Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with four NbO6 octahedra and a cornercorner with one NbO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 3–10°. There are a spread of Nb–O bond distances ranging from 2.06–2.14 Å. In the fourth Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share a cornercorner with one WO6 octahedra, corners with three NbO6 octahedra, and a cornercorner with one NbO4 tetrahedra. The corner-sharing octahedra tilt angles range from 2–3°. There are a spread of Nb–O bond distances ranging from 2.01–2.17 Å. In the fifth Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with four NbO6 octahedra and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 3–9°. There are a spread of Nb–O bond distances ranging from 2.05–2.12 Å. In the sixth Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share a cornercorner with one NbO6 octahedra, corners with three WO6 octahedra, and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 2–4°. There are a spread of Nb–O bond distances ranging from 1.96–2.19 Å. In the seventh Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with four NbO6 octahedra, a cornercorner with one NbO4 tetrahedra, and a cornercorner with one NbO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 3–4°. There are a spread of Nb–O bond distances ranging from 2.03–2.16 Å. In the eighth Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with four NbO6 octahedra and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 5–9°. There are a spread of Nb–O bond distances ranging from 2.06–2.15 Å. In the ninth Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share a cornercorner with one NbO6 octahedra, corners with three WO6 octahedra, and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 2–7°. There are a spread of Nb–O bond distances ranging from 1.95–2.16 Å. In the tenth Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with four NbO6 octahedra and corners with two NbO4 tetrahedra. The corner-sharing octahedra tilt angles range from 3–11°. There are a spread of Nb–O bond distances ranging from 2.02–2.20 Å. In the eleventh Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share a cornercorner with one NbO6 octahedra, corners with three WO6 octahedra, and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of Nb–O bond distances ranging from 1.97–2.24 Å. In the twelfth Nb+4.29+ site, Nb+4.29+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with four NbO6 octahedra and a cornercorner with one NbO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 1–10°. There are a spread of Nb–O bond distances ranging from 2.03–2.22 Å. In the thirteenth Nb+4.29+ site, Nb+4.29+ is bonded to four O2- atoms to form distorted NbO4 trigonal pyramids that share a cornercorner with one NbO6 octahedra, a cornercorner with one WO6 octahedra, and a cornercorner with one NbO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 19–25°. There are a spread of Nb–O bond distances ranging from 1.93–2.02 Å. In the fourteenth Nb+4.29+ site, Nb+4.29+ is bonded to four O2- atoms to form distorted NbO4 trigonal pyramids that share corners with two NbO6 octahedra and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–30°. There are a spread of Nb–O bond distances ranging from 1.91–2.02 Å. In the fifteenth Nb+4.29+ site, Nb+4.29+ is bonded to four O2- atoms to form NbO4 trigonal pyramids that share a cornercorner with one NbO6 octahedra, a cornercorner with one WO6 octahedra, and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 25–27°. There are a spread of Nb–O bond distances ranging from 1.92–2.03 Å. In the sixteenth Nb+4.29+ site, Nb+4.29+ is bonded to four O2- atoms to form NbO4 trigonal pyramids that share a cornercorner with one NbO6 octahedra, a cornercorner with one WO6 octahedra, and corners with two NbO4 tetrahedra. The corner-sharing octahedra tilt angles range from 32–36°. There are a spread of Nb–O bond distances ranging from 1.88–2.04 Å. In the seventeenth Nb+4.29+ site, Nb+4.29+ is bonded to four O2- atoms to form distorted NbO4 tetrahedra that share a cornercorner with one NbO6 octahedra, a cornercorner with one WO6 octahedra, and a cornercorner with one NbO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 19–20°. There are a spread of Nb–O bond distances ranging from 1.91–1.98 Å. In the eighteenth Nb+4.29+ site, Nb+4.29+ is bonded to four O2- atoms to form distorted NbO4 trigonal pyramids that share corners with two NbO6 octahedra and corners with two NbO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 24–41°. There are a spread of Nb–O bond distances ranging from 1.90–2.02 Å. In the nineteenth Nb+4.29+ site, Nb+4.29+ is bonded in a see-saw-like geometry to four O2- atoms. There are a spread of Nb–O bond distances ranging from 1.92–2.00 Å. In the twentieth Nb+4.29+ site, Nb+4.29+ is bonded to four O2- atoms to form distorted NbO4 trigonal pyramids that share corners with two NbO6 octahedra and corners with two NbO4 tetrahedra. The corner-sharing octahedra tilt angles range from 14–31°. There are a spread of Nb–O bond distances ranging from 1.91–2.01 Å. In the twenty-first Nb+4.29+ site, Nb+4.29+ is bonded to four O2- atoms to form distorted NbO4 trigonal pyramids that share corners with two NbO6 octahedra and a cornercorner with one NbO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 18–26°. There are a spread of Nb–O bond distances ranging from 1.95–2.00 Å. In the twenty-second Nb+4.29+ site, N