DOI: 10.17188/1476029
title: Materials Data on Sr4Ca4TiMn7O20 by Materials Project

description: Sr4Ca4TiMn7O20 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are sixteen inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.49–3.17 Å. In the second Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.42–3.08 Å. In the third Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.51–3.07 Å. In the fourth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.50–2.83 Å. In the fifth Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.41–2.89 Å. In the sixth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.48–3.06 Å. In the seventh Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.49–3.06 Å. In the eighth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.40–2.89 Å. In the ninth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.45–3.12 Å. In the tenth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.50–3.03 Å. In the eleventh Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.49–3.09 Å. In the twelfth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.47–3.08 Å. In the thirteenth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Sr–O bond distances ranging from 2.49–3.14 Å. In the fourteenth Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.44–2.85 Å. In the fifteenth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.46–2.80 Å. In the sixteenth Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to eight O2- atoms. There are a spread of Sr–O bond distances ranging from 2.39–2.87 Å. There are sixteen inequivalent Ca2+ sites. In the first Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.30–2.91 Å. In the second Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.36–2.84 Å. In the third Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.36–2.88 Å. In the fourth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.26–2.96 Å. In the fifth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.34–2.93 Å. In the sixth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.41–2.85 Å. In the seventh Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.28–2.92 Å. In the eighth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.30–2.90 Å. In the ninth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.29–2.96 Å. In the tenth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.34–2.86 Å. In the eleventh Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.28–2.99 Å. In the twelfth Ca2+ site, Ca2+ is bonded in a 7-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.30–3.03 Å. In the thirteenth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.45–2.92 Å. In the fourteenth Ca2+ site, Ca2+ is bonded in a 9-coordinate geometry to seven O2- atoms. There are a spread of Ca–O bond distances ranging from 2.30–2.77 Å. In the fifteenth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.42–2.89 Å. In the sixteenth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.32–2.94 Å. There are four inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one TiO6 octahedra, corners with three MnO6 octahedra, a cornercorner with one MnO4 tetrahedra, and a cornercorner with one MnO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 8–11°. There are a spread of Ti–O bond distances ranging from 1.95–2.04 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one TiO6 octahedra, corners with three MnO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 9–15°. There are a spread of Ti–O bond distances ranging from 1.94–2.10 Å. In the third Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one TiO6 octahedra, corners with three MnO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 6–14°. There are a spread of Ti–O bond distances ranging from 1.92–2.08 Å. In the fourth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one MnO6 octahedra, corners with three TiO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 11–15°. There are a spread of Ti–O bond distances ranging from 1.88–2.05 Å. There are twenty-eight inequivalent Mn+2.86+ sites. In the first Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four MnO6 octahedra and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 6–9°. There are a spread of Mn–O bond distances ranging from 1.95–2.14 Å. In the second Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four MnO6 octahedra and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 6–10°. There are a spread of Mn–O bond distances ranging from 1.97–2.14 Å. In the third Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four MnO6 octahedra and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 5–9°. There are a spread of Mn–O bond distances ranging from 1.95–2.11 Å. In the fourth Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one TiO6 octahedra, corners with three MnO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 9–13°. There are a spread of Mn–O bond distances ranging from 2.02–2.17 Å. In the fifth Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four MnO6 octahedra and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 5–10°. There are a spread of Mn–O bond distances ranging from 1.97–2.15 Å. In the sixth Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one MnO6 octahedra, corners with three TiO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 9–11°. There are a spread of Mn–O bond distances ranging from 1.93–2.23 Å. In the seventh Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four MnO6 octahedra and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 6–8°. There are a spread of Mn–O bond distances ranging from 1.98–2.18 Å. In the eighth Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one MnO6 octahedra, corners with three TiO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 9–12°. There are a spread of Mn–O bond distances ranging from 1.92–2.23 Å. In the ninth Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four MnO6 octahedra and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 9–10°. There are a spread of Mn–O bond distances ranging from 1.97–2.05 Å. In the tenth Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one MnO6 octahedra, corners with three TiO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 6–10°. There are a spread of Mn–O bond distances ranging from 1.92–2.26 Å. In the eleventh Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four MnO6 octahedra and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 5–6°. There are a spread of Mn–O bond distances ranging from 1.98–2.21 Å. In the twelfth Mn+2.86+ site, Mn+2.86+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four MnO6 octahedra, a cornercorner with one MnO4 tetrahedra, and a cornercorner with one MnO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 5–10°. There are a spread of Mn–O bond distances ranging from 1.96–2.13 Å. In the thirteenth Mn+2.86+ site, Mn+2.86+ is bonded to four O2- atoms to form MnO4 tetrahedra that share a cornercorner with one TiO6 octahedra, a cornercorner with one MnO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 23–32°. There are a spread of Mn–O bond distances ranging from 1.95–2.06 Å. In the fourteenth Mn+2.86+ site, Mn+2.86+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with two MnO6 octahedra, a cornercorner with one MnO4 tetrahedra, and a cornercorner with one MnO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 23–27°. There are a spread of Mn–O bond distances ranging from 1.88–1.98 Å. In the fifteenth Mn+2.86+ site, Mn+2.86+ is bonded to four O2- atoms to form MnO4 tetrahedra that share a cornercorner with one TiO6 octahedra, a cornercorner with one MnO6 octahedra, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 27–31°. There are a spread of Mn–O bond distances ranging from 2.00–2.09 Å. In the sixteenth Mn+2.86+ site, Mn+2.86+ is bonded to four O2- atoms to form MnO4 tetrahedra that share corners with two MnO6 octahedra and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 21–31°. There are a spread of Mn–O bond distances ranging from 1.88–1.99 Å. In the seventeenth Mn+2.86+ site, Mn+2.86+ is bonded to four O2- atoms to form MnO4 tetrahedra that share a cornercorner with one TiO6 octahedra, a cornercorner with one MnO6 octahedra, and corners with two MnO4