DOI: 10.17188/1693247
title: Materials Data on NaMg3V3Cr3Si6B3H3O31 by Materials Project

description: NaMg3V3Cr3B3Si6H3O31 crystallizes in the triclinic P1 space group. The structure is three-dimensional. Na1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Na–O bond distances ranging from 2.67–2.90 Å. There are three inequivalent Mg2+ sites. In the first Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share a cornercorner with one CrO6 octahedra, corners with three SiO4 tetrahedra, an edgeedge with one MgO6 octahedra, an edgeedge with one VO6 octahedra, and an edgeedge with one CrO6 octahedra. The corner-sharing octahedral tilt angles are 54°. There are a spread of Mg–O bond distances ranging from 2.02–2.17 Å. In the second Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share a cornercorner with one CrO6 octahedra, corners with three SiO4 tetrahedra, an edgeedge with one MgO6 octahedra, an edgeedge with one VO6 octahedra, and an edgeedge with one CrO6 octahedra. The corner-sharing octahedral tilt angles are 53°. There are a spread of Mg–O bond distances ranging from 2.03–2.14 Å. In the third Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share a cornercorner with one CrO6 octahedra, corners with three SiO4 tetrahedra, an edgeedge with one VO6 octahedra, and edges with two CrO6 octahedra. The corner-sharing octahedral tilt angles are 55°. There are a spread of Mg–O bond distances ranging from 2.03–2.16 Å. There are three inequivalent V+3.33+ sites. In the first V+3.33+ site, V+3.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two SiO4 tetrahedra, an edgeedge with one MgO6 octahedra, an edgeedge with one CrO6 octahedra, and edges with two VO6 octahedra. There are a spread of V–O bond distances ranging from 1.97–2.11 Å. In the second V+3.33+ site, V+3.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two SiO4 tetrahedra, an edgeedge with one MgO6 octahedra, an edgeedge with one CrO6 octahedra, and edges with two VO6 octahedra. There are a spread of V–O bond distances ranging from 1.96–2.13 Å. In the third V+3.33+ site, V+3.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two SiO4 tetrahedra, an edgeedge with one MgO6 octahedra, an edgeedge with one CrO6 octahedra, and edges with two VO6 octahedra. There are a spread of V–O bond distances ranging from 1.79–2.12 Å. There are three inequivalent Cr3+ sites. In the first Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share a cornercorner with one MgO6 octahedra, corners with three SiO4 tetrahedra, an edgeedge with one VO6 octahedra, and edges with two MgO6 octahedra. The corner-sharing octahedral tilt angles are 55°. There are a spread of Cr–O bond distances ranging from 1.99–2.09 Å. In the second Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share a cornercorner with one MgO6 octahedra, corners with three SiO4 tetrahedra, an edgeedge with one MgO6 octahedra, an edgeedge with one VO6 octahedra, and an edgeedge with one CrO6 octahedra. The corner-sharing octahedral tilt angles are 54°. There are a spread of Cr–O bond distances ranging from 1.98–2.05 Å. In the third Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share a cornercorner with one MgO6 octahedra, corners with three SiO4 tetrahedra, an edgeedge with one MgO6 octahedra, an edgeedge with one VO6 octahedra, and an edgeedge with one CrO6 octahedra. The corner-sharing octahedral tilt angles are 53°. There are a spread of Cr–O bond distances ranging from 1.99–2.06 Å. There are three inequivalent B3+ sites. In the first B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.36–1.43 Å. In the second B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.34–1.45 Å. In the third B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.35–1.41 Å. There are six inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one VO6 octahedra, a cornercorner with one CrO6 octahedra, corners with two MgO6 octahedra, and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 46–54°. There are a spread of Si–O bond distances ranging from 1.61–1.66 Å. In the second Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one VO6 octahedra, a cornercorner with one CrO6 octahedra, corners with two MgO6 octahedra, and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 49–53°. There are a spread of Si–O bond distances ranging from 1.61–1.66 Å. In the third Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one VO6 octahedra, a cornercorner with one CrO6 octahedra, corners with two MgO6 octahedra, and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 47–56°. There are a spread of Si–O bond distances ranging from 1.58–1.67 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one MgO6 octahedra, a cornercorner with one VO6 octahedra, corners with two CrO6 octahedra, and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 50–55°. There are a spread of Si–O bond distances ranging from 1.63–1.65 Å. In the fifth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one MgO6 octahedra, a cornercorner with one VO6 octahedra, corners with two CrO6 octahedra, and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 46–56°. There are a spread of Si–O bond distances ranging from 1.62–1.66 Å. In the sixth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one MgO6 octahedra, a cornercorner with one VO6 octahedra, corners with two CrO6 octahedra, and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 49–54°. There are a spread of Si–O bond distances ranging from 1.61–1.66 Å. There are three inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. There are thirty-one inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+ and two Si4+ atoms. In the second O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+ and two Si4+ atoms. In the third O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+ and two Si4+ atoms. In the fourth O2- site, O2- is bonded in a distorted single-bond geometry to one Mg2+, one V+3.33+, one Cr3+, and one H1+ atom. In the fifth O2- site, O2- is bonded in a distorted single-bond geometry to one Mg2+, one V+3.33+, one Cr3+, and one H1+ atom. In the sixth O2- site, O2- is bonded in a distorted single-bond geometry to one Mg2+, one V+3.33+, one Cr3+, and one H1+ atom. In the seventh O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Na1+ and two Si4+ atoms. In the eighth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Na1+ and two Si4+ atoms. In the ninth O2- site, O2- is bonded in a bent 150 degrees geometry to one Na1+ and two Si4+ atoms. In the tenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three V+3.33+ atoms. In the eleventh O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one V+3.33+, and one Si4+ atom. In the twelfth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one V+3.33+, and one Si4+ atom. In the thirteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one V+3.33+, one Cr3+, and one Si4+ atom. In the fourteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one V+3.33+, and one Si4+ atom. In the fifteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one V+3.33+, one Cr3+, and one Si4+ atom. In the sixteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one V+3.33+, one Cr3+, and one Si4+ atom. In the seventeenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one Cr3+, and one Si4+ atom. In the eighteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one Cr3+, and one Si4+ atom. In the nineteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Mg2+ and one Si4+ atom. In the twentieth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Cr3+ and one Si4+ atom. In the twenty-first O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one Cr3+, and one Si4+ atom. In the twenty-second O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one Cr3+, and one Si4+ atom. In the twenty-third O2- site, O2- is bonded in a 3-coordinate geometry to one Mg2+, one Cr3+, and one B3+ atom. In the twenty-fourth O2- site, O2- is bonded in a 3-coordinate geometry to two Mg2+ and one B3+ atom. In the twenty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one Cr3+, and one B3+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one Cr3+, and one B3+ atom. In the twenty-seventh O2- site, O2- is bonded in a distorted trigonal planar geometry to two Cr3+ and one B3+ atom. In the twenty-eighth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Mg2+, one Cr3+, and one B3+ atom. In the twenty-ninth O2- site, O2- is bonded in a 1-coordinate geometry to one Na1+, two V+3.33+, and one B3+ atom. In the thirtieth O2- site, O2- is bonded in a 1-coordinate geometry to one Na1+, two V+3.33+, and one B3+ atom. In the thirty-first O2- site, O2- is bonded in a 1-coordinate geometry to one Na1+, two V+3.33+, and one B3+ atom.