DOI: 10.17188/1475609
title: Materials Data on SrCa7TiMn7O20 by Materials Project

description: SrCa7TiMn7O20 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four 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 2.43–3.13 Å. In the second 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 2.46–2.79 Å. In the third 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 2.42–2.77 Å. In the fourth 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 2.40–2.88 Å. There are twenty-eight 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 2.28–2.90 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 2.31–2.85 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 2.26–2.92 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 2.33–2.84 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 2.30–2.93 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 2.35–2.82 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 2.32–2.86 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 2.29–2.86 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 2.32–2.88 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 2.31–2.95 Å. In the twelfth 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 2.33–2.83 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 2.23–2.98 Å. In the fourteenth 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 2.30–2.86 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 2.30–2.91 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 2.29–2.90 Å. In the seventeenth 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 2.28–2.84 Å. In the eighteenth 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 2.38–2.89 Å. In the nineteenth 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 2.28–2.93 Å. In the twentieth Ca2+ site, Ca2+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.26–3.01 Å. In the twenty-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 2.35–2.88 Å. In the twenty-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 2.34–2.88 Å. In the twenty-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 2.35–2.87 Å. In the twenty-fourth Ca2+ site, Ca2+ is bonded in a 1-coordinate geometry to seven O2- atoms. There are a spread of Ca–O bond distances ranging from 2.27–2.76 Å. In the twenty-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 2.30–2.89 Å. In the twenty-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 2.29–2.80 Å. In the twenty-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 2.35–2.88 Å. In the twenty-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 2.30–2.86 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, and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 13–15°. There are a spread of Ti–O bond distances ranging from 1.94–2.01 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 11–15°. There are a spread of Ti–O bond distances ranging from 1.94–2.01 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 11–14°. There are a spread of Ti–O bond distances ranging from 1.93–2.02 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 14–15°. There are a spread of Ti–O bond distances ranging from 1.92–2.01 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 10–14°. There are a spread of Mn–O bond distances ranging from 1.95–2.07 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 7–12°. There are a spread of Mn–O bond distances ranging from 1.95–2.08 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 10–13°. There are a spread of Mn–O bond distances ranging from 1.94–2.04 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 11–14°. There are a spread of Mn–O bond distances ranging from 1.97–2.04 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 8–13°. There are a spread of Mn–O bond distances ranging from 1.95–2.05 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 11–15°. There are a spread of Mn–O bond distances ranging from 1.92–2.20 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 7–10°. There are a spread of Mn–O bond distances ranging from 1.97–2.10 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 11–13°. There are a spread of Mn–O bond distances ranging from 1.91–2.17 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 12–14°. There are a spread of Mn–O bond distances ranging from 1.96–2.00 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 11–13°. There are a spread of Mn–O bond distances ranging from 1.91–2.19 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 9–13°. There are a spread of Mn–O bond distances ranging from 1.97–2.02 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 and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 12–14°. There are a spread of Mn–O bond distances ranging from 1.95–2.00 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 31–33°. There are a spread of Mn–O bond distances ranging from 1.98–2.09 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 and corners with two MnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 26–31°. There are a spread of Mn–O bond distances ranging from 1.88–1.99 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 31–32°. There are a spread of Mn–O bond distances ranging from 2.00–2.10 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 25–32°. There are a spread of Mn–O bond distances ranging from 1.88–2.00 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 tetrahedra. The corner-sharing octahedral tilt angles are 32°. There are a spread of Mn–O