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Materials Data on La9Mn5S21 by Materials Project

La9Mn5S21 crystallizes in the trigonal R3 space group. The structure is three-dimensional. there are six inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of La–S bond distances ranging from 2.89–3.33 Å. In the second La3+ site, La3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of La–S bond distances ranging from 2.88–3.15 Å. In the third La3+ site, La3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of La–S bond distances ranging from 2.90–3.32 Å. In the fourth La3+ site, La3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of La–S bond distances ranging from 2.87–3.32 Å. In the fifth La3+ site, La3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of La–S bond distances ranging from 2.88–3.14 Å. In the sixth La3+ site, La3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of La–S bond distances ranging from 2.91–3.31 Å. There are six inequivalent Mn3+ sites. In the first Mn3+ site, Mn3+ is bonded in a tetrahedral geometry to four S2- atoms. There are a spread of Mn–S bond distances ranging from 2.21–2.27 Å. In the second Mn3+ site, Mn3+ is bonded in a tetrahedral geometry to four S2- atoms. There are a spread of Mn–S bond distances ranging from 2.21–2.27 Å. In the third Mn3+ site, Mn3+ is bonded to six S2- atoms to form face-sharing MnS6 octahedra. There are three shorter (2.44 Å) and three longer (2.57 Å) Mn–S bond lengths. In the fourth Mn3+ site, Mn3+ is bonded to six S2- atoms to form face-sharing MnS6 octahedra. There are three shorter (2.43 Å) and three longer (2.57 Å) Mn–S bond lengths. In the fifth Mn3+ site, Mn3+ is bonded to six S2- atoms to form face-sharing MnS6 octahedra. There are three shorter (2.44 Å) and three longer (2.57 Å) Mn–S bond lengths. In the sixth Mn3+ site, Mn3+ is bonded to six S2- atoms to form face-sharing MnS6 octahedra. There are three shorter (2.44 Å) and three longer (2.57 Å) Mn–S bond lengths. There are fourteen inequivalent S2- sites. In the first S2- site, S2- is bonded in a 5-coordinate geometry to four La3+ and one Mn3+ atom. In the second S2- site, S2- is bonded in a 6-coordinate geometry to four La3+ and two Mn3+ atoms. In the third S2- site, S2- is bonded in a 5-coordinate geometry to four La3+ and one Mn3+ atom. In the fourth S2- site, S2- is bonded in a 6-coordinate geometry to four La3+ and two Mn3+ atoms. In the fifth S2- site, S2- is bonded in a 5-coordinate geometry to four La3+ and one Mn3+ atom. In the sixth S2- site, S2- is bonded in a 5-coordinate geometry to four La3+ and one Mn3+ atom. In the seventh S2- site, S2- is bonded in a distorted tetrahedral geometry to three La3+ and one Mn3+ atom. In the eighth S2- site, S2- is bonded in a distorted tetrahedral geometry to three La3+ and one Mn3+ atom. In the ninth S2- site, S2- is bonded in a 4-coordinate geometry to three La3+ and one Mn3+ atom. In the tenth S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three La3+ and one Mn3+ atom. In the eleventh S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three La3+ and one Mn3+ atom. In the twelfth S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three La3+ and one Mn3+ atom. In the thirteenth S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three La3+ and one Mn3+ atom. In the fourteenth S2- site, S2- is bonded in a 4-coordinate geometry to three La3+ and one Mn3+ atom.

36 MATERIALS SCIENCE↗

Materials Data on La3MnS5 by Materials Project

La3MnS5 crystallizes in the hexagonal P6_3/mcm space group. The structure is three-dimensional. La+2.67+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of La–S bond distances ranging from 2.83–3.04 Å. Mn2+ is bonded to six equivalent S2- atoms to form face-sharing MnS6 octahedra. All Mn–S bond lengths are 2.62 Å. There are two inequivalent S2- sites. In the first S2- site, S2- is bonded to three equivalent La+2.67+ and two equivalent Mn2+ atoms to form distorted SLa3Mn2 trigonal bipyramids that share corners with four equivalent SLa6 octahedra, corners with ten equivalent SLa3Mn2 trigonal bipyramids, edges with four equivalent SLa6 octahedra, and faces with two equivalent SLa3Mn2 trigonal bipyramids. The corner-sharing octahedral tilt angles are 47°. In the second S2- site, S2- is bonded to six equivalent La+2.67+ atoms to form distorted SLa6 octahedra that share corners with six equivalent SLa6 octahedra, corners with six equivalent SLa3Mn2 trigonal bipyramids, edges with three equivalent SLa6 octahedra, edges with six equivalent SLa3Mn2 trigonal bipyramids, and faces with two equivalent SLa6 octahedra. The corner-sharing octahedral tilt angles are 32°.

36 MATERIALS SCIENCE↗