Materials Data on Rb3In(PO4)2 by Materials Project
Rb3In(PO4)2 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are six inequivalent Rb1+ sites. In the first Rb1+ site, Rb1+ is bonded to seven O2- atoms to form distorted RbO7 pentagonal bipyramids that share corners with five PO4 tetrahedra, edges with two InO6 octahedra, and an edgeedge with one PO4 tetrahedra. There are a spread of Rb–O bond distances ranging from 2.82–3.16 Å. In the second Rb1+ site, Rb1+ is bonded in a 5-coordinate geometry to eight O2- atoms. There are a spread of Rb–O bond distances ranging from 2.82–3.54 Å. In the third Rb1+ site, Rb1+ is bonded in a 1-coordinate geometry to six O2- atoms. There are a spread of Rb–O bond distances ranging from 2.72–3.15 Å. In the fourth Rb1+ site, Rb1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Rb–O bond distances ranging from 2.77–3.33 Å. In the fifth Rb1+ site, Rb1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Rb–O bond distances ranging from 2.90–3.16 Å. In the sixth Rb1+ site, Rb1+ is bonded in a 5-coordinate geometry to seven O2- atoms. There are a spread of Rb–O bond distances ranging from 2.89–3.57 Å. There are two inequivalent In3+ sites. In the first In3+ site, In3+ is bonded to six O2- atoms to form InO6 octahedra that share corners with four PO4 tetrahedra, an edgeedge with one RbO7 pentagonal bipyramid, and an edgeedge with one PO4 tetrahedra. There are a spread of In–O bond distances ranging from 2.14–2.26 Å. In the second In3+ site, In3+ is bonded to six O2- atoms to form InO6 octahedra that share corners with four PO4 tetrahedra, an edgeedge with one RbO7 pentagonal bipyramid, and an edgeedge with one PO4 tetrahedra. There are a spread of In–O bond distances ranging from 2.14–2.29 Å. There are four inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one InO6 octahedra, corners with two equivalent RbO7 pentagonal bipyramids, and an edgeedge with one InO6 octahedra. The corner-sharing octahedral tilt angles are 31°. There are a spread of P–O bond distances ranging from 1.54–1.58 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with three InO6 octahedra and a cornercorner with one RbO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 26–43°. There are a spread of P–O bond distances ranging from 1.53–1.57 Å. In the third P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with three InO6 octahedra and an edgeedge with one RbO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 20–41°. There are a spread of P–O bond distances ranging from 1.53–1.57 Å. In the fourth P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one InO6 octahedra, corners with two equivalent RbO7 pentagonal bipyramids, and an edgeedge with one InO6 octahedra. The corner-sharing octahedral tilt angles are 29°. There are a spread of P–O bond distances ranging from 1.54–1.59 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to two Rb1+, one In3+, and one P5+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to four Rb1+ and one P5+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to five Rb1+ and one P5+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to two Rb1+, one In3+, and one P5+ atom. In the fifth O2- site, O2- is bonded in a 1-coordinate geometry to three Rb1+, one In3+, and one P5+ atom. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to two Rb1+, one In3+, and one P5+ atom. In the seventh O2- site, O2- is bonded in a distorted single-bond geometry to four Rb1+ and one P5+ atom. In the eighth O2- site, O2- is bonded in a 2-coordinate geometry to two Rb1+, one In3+, and one P5+ atom. In the ninth O2- site, O2- is bonded in a 1-coordinate geometry to three Rb1+, one In3+, and one P5+ atom. In the tenth O2- site, O2- is bonded in a 2-coordinate geometry to two Rb1+, one In3+, and one P5+ atom. In the eleventh O2- site, O2- is bonded in a 2-coordinate geometry to two Rb1+, one In3+, and one P5+ atom. In the twelfth O2- site, O2- is bonded in a 1-coordinate geometry to three Rb1+, one In3+, and one P5+ atom. In the thirteenth O2- site, O2- is bonded in a 2-coordinate geometry to one Rb1+, one In3+, and one P5+ atom. In the fourteenth O2- site, O2- is bonded in a 1-coordinate geometry to two Rb1+, one In3+, and one P5+ atom. In the fifteenth O2- site, O2- is bonded in a 1-coordinate geometry to two Rb1+, one In3+, and one P5+ atom. In the sixteenth O2- site, O2- is bonded in a distorted single-bond geometry to four Rb1+ and one P5+ atom.