DOI: 10.17188/1306438
title: Materials Data on La3PO7 by Materials Project

description: La3PO7 crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are nine inequivalent La3+ sites. In the first La3+ site, La3+ is bonded to seven O2- atoms to form distorted LaO7 pentagonal bipyramids that share a cornercorner with one LaO7 pentagonal bipyramid, corners with three PO4 tetrahedra, an edgeedge with one LaO7 pentagonal bipyramid, and a faceface with one LaO7 pentagonal bipyramid. There are a spread of La–O bond distances ranging from 2.36–2.63 Å. In the second La3+ site, La3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.71 Å. In the third La3+ site, La3+ is bonded to seven O2- atoms to form distorted LaO7 pentagonal bipyramids that share a cornercorner with one LaO7 pentagonal bipyramid, corners with three PO4 tetrahedra, an edgeedge with one LaO7 pentagonal bipyramid, and a faceface with one LaO7 pentagonal bipyramid. There are a spread of La–O bond distances ranging from 2.37–2.67 Å. In the fourth La3+ site, La3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.82 Å. In the fifth La3+ site, La3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of La–O bond distances ranging from 2.36–2.75 Å. In the sixth La3+ site, La3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of La–O bond distances ranging from 2.34–2.75 Å. In the seventh La3+ site, La3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.66 Å. In the eighth La3+ site, La3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.42–2.99 Å. In the ninth La3+ site, La3+ is bonded in a 7-coordinate geometry to six O2- atoms. There are a spread of La–O bond distances ranging from 2.34–2.77 Å. There are six inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four LaO7 pentagonal bipyramids. There are a spread of P–O bond distances ranging from 1.54–1.57 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four LaO7 pentagonal bipyramids. There are a spread of P–O bond distances ranging from 1.54–1.57 Å. In the third P5+ site, P5+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of P–O bond distances ranging from 1.54–1.57 Å. In the fourth P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with two equivalent LaO7 pentagonal bipyramids. There are a spread of P–O bond distances ranging from 1.55–1.58 Å. In the fifth P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with two equivalent LaO7 pentagonal bipyramids. There is two shorter (1.55 Å) and two longer (1.57 Å) P–O bond length. In the sixth P5+ site, P5+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.54 Å) and two longer (1.56 Å) P–O bond length. There are twenty-seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent La3+ and one P5+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to two La3+ and one P5+ atom. In the third O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent La3+ and one P5+ atom. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent La3+ and one P5+ atom. In the fifth O2- site, O2- is bonded to four La3+ atoms to form a mixture of distorted edge and corner-sharing OLa4 tetrahedra. In the sixth O2- site, O2- is bonded in a distorted single-bond geometry to two La3+ and one P5+ atom. In the seventh O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent La3+ and one P5+ atom. In the eighth O2- site, O2- is bonded to four La3+ atoms to form a mixture of edge and corner-sharing OLa4 tetrahedra. In the ninth O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent La3+ and one P5+ atom. In the tenth O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent La3+ and one P5+ atom. In the eleventh O2- site, O2- is bonded to four La3+ atoms to form a mixture of edge and corner-sharing OLa4 tetrahedra. In the twelfth O2- site, O2- is bonded to four La3+ atoms to form a mixture of edge and corner-sharing OLa4 tetrahedra. In the thirteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent La3+ and one P5+ atom. In the fourteenth O2- site, O2- is bonded to four La3+ atoms to form a mixture of distorted edge and corner-sharing OLa4 trigonal pyramids. In the fifteenth O2- site, O2- is bonded to four La3+ atoms to form a mixture of edge and corner-sharing OLa4 tetrahedra. In the sixteenth O2- site, O2- is bonded in a distorted single-bond geometry to two La3+ and one P5+ atom. In the seventeenth O2- site, O2- is bonded in a distorted single-bond geometry to two La3+ and one P5+ atom. In the eighteenth O2- site, O2- is bonded to four La3+ atoms to form a mixture of distorted edge and corner-sharing OLa4 tetrahedra. In the nineteenth O2- site, O2- is bonded to four La3+ atoms to form a mixture of edge and corner-sharing OLa4 tetrahedra. In the twentieth O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent La3+ and one P5+ atom. In the twenty-first O2- site, O2- is bonded in a 1-coordinate geometry to two equivalent La3+ and one P5+ atom. In the twenty-second O2- site, O2- is bonded to four La3+ atoms to form a mixture of edge and corner-sharing OLa4 tetrahedra. In the twenty-third O2- site, O2- is bonded in a distorted single-bond geometry to two La3+ and one P5+ atom. In the twenty-fourth O2- site, O2- is bonded in a distorted single-bond geometry to two La3+ and one P5+ atom. In the twenty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent La3+ and one P5+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent La3+ and one P5+ atom. In the twenty-seventh O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent La3+ and one P5+ atom.