Materials Data on Li3Si2Bi3O10 by Materials Project
Li3Si2Bi3O10 crystallizes in the monoclinic Pc space group. The structure is three-dimensional. there are three inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 tetrahedra that share corners with two equivalent LiO4 tetrahedra and corners with four SiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.92–2.58 Å. In the second Li1+ site, Li1+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Li–O bond distances ranging from 1.90–2.52 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 tetrahedra that share corners with two equivalent LiO4 tetrahedra and corners with three SiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.93–2.36 Å. There are two inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with three LiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.62–1.68 Å. In the second Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.64–1.68 Å. There are three inequivalent Bi3+ sites. In the first Bi3+ site, Bi3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Bi–O bond distances ranging from 2.21–2.93 Å. In the second Bi3+ site, Bi3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Bi–O bond distances ranging from 2.29–2.51 Å. In the third Bi3+ site, Bi3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Bi–O bond distances ranging from 2.19–2.57 Å. There are ten inequivalent O2- sites. In the first O2- site, O2- is bonded to two Li1+, one Si4+, and one Bi3+ atom to form distorted corner-sharing OLi2SiBi tetrahedra. In the second O2- site, O2- is bonded in a 1-coordinate geometry to one Si4+ and two Bi3+ atoms. In the third O2- site, O2- is bonded in a trigonal planar geometry to two Li1+ and one Si4+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to two Li1+, one Si4+, and one Bi3+ atom. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one Si4+, and two Bi3+ atoms. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to one Li1+, one Si4+, and two Bi3+ atoms. In the seventh O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+ and three Bi3+ atoms. In the eighth O2- site, O2- is bonded to two Li1+ and three Bi3+ atoms to form distorted corner-sharing OLi2Bi3 trigonal bipyramids. In the ninth O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+, one Si4+, and one Bi3+ atom. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one Si4+, and two Bi3+ atoms.