DOI: 10.17188/1715996
title: Materials Data on Na3PO12 by Materials Project

description: Na3PO12 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Na sites. In the first Na site, Na is bonded in a 5-coordinate geometry to five O atoms. There are a spread of Na–O bond distances ranging from 2.17–2.53 Å. In the second Na site, Na is bonded in a 5-coordinate geometry to five O atoms. There are a spread of Na–O bond distances ranging from 2.22–2.77 Å. In the third Na site, Na is bonded to five O atoms to form distorted NaO5 trigonal bipyramids that share corners with two equivalent PO4 tetrahedra and an edgeedge with one NaO5 trigonal bipyramid. There are a spread of Na–O bond distances ranging from 2.32–2.62 Å. In the fourth Na site, Na is bonded in a 6-coordinate geometry to six O atoms. There are a spread of Na–O bond distances ranging from 2.28–2.93 Å. In the fifth Na site, Na is bonded in a 6-coordinate geometry to six O atoms. There are a spread of Na–O bond distances ranging from 2.29–2.90 Å. In the sixth Na site, Na is bonded in a 5-coordinate geometry to five O atoms. There are a spread of Na–O bond distances ranging from 2.26–2.76 Å. There are two inequivalent P sites. In the first P site, P is bonded in a tetrahedral geometry to four O atoms. There are a spread of P–O bond distances ranging from 1.50–1.83 Å. In the second P site, P is bonded to four O atoms to form PO4 tetrahedra that share corners with two equivalent NaO5 trigonal bipyramids. There are a spread of P–O bond distances ranging from 1.54–1.59 Å. There are twenty-four inequivalent O sites. In the first O site, O is bonded in a distorted trigonal planar geometry to two Na and one P atom. In the second O site, O is bonded in a distorted linear geometry to one Na and one P atom. In the third O site, O is bonded in a distorted bent 120 degrees geometry to one P and one O atom. The O–O bond length is 1.33 Å. In the fourth O site, O is bonded in a bent 120 degrees geometry to one Na and one P atom. In the fifth O site, O is bonded in a single-bond geometry to one P atom. In the sixth O site, O is bonded in a distorted rectangular see-saw-like geometry to three Na and one P atom. In the seventh O site, O is bonded in a water-like geometry to one Na and one P atom. In the eighth O site, O is bonded in a 1-coordinate geometry to two Na and one P atom. In the ninth O site, O is bonded in a bent 120 degrees geometry to one Na and one O atom. The O–O bond length is 1.24 Å. In the tenth O site, O is bonded in a 3-coordinate geometry to two Na and one O atom. In the eleventh O site, O is bonded in a distorted single-bond geometry to one O atom. The O–O bond length is 1.26 Å. In the twelfth O site, O is bonded in a distorted trigonal non-coplanar geometry to two equivalent Na and one O atom. The O–O bond length is 1.25 Å. In the thirteenth O site, O is bonded in a 2-coordinate geometry to two equivalent Na atoms. In the fourteenth O site, O is bonded in a water-like geometry to one Na and one O atom. The O–O bond length is 1.24 Å. In the fifteenth O site, O is bonded in a distorted single-bond geometry to one O atom. The O–O bond length is 1.24 Å. In the sixteenth O site, O is bonded in a bent 120 degrees geometry to one Na and one O atom. In the seventeenth O site, O is bonded in a bent 120 degrees geometry to one Na and one O atom. In the eighteenth O site, O is bonded in a 3-coordinate geometry to two equivalent Na and one O atom. In the nineteenth O site, O is bonded in a water-like geometry to one Na and one O atom. In the twentieth O site, O is bonded in a distorted trigonal non-coplanar geometry to three Na atoms. In the twenty-first O site, O is bonded in a 3-coordinate geometry to two Na and one O atom. The O–O bond length is 1.29 Å. In the twenty-second O site, O is bonded in a single-bond geometry to one O atom. In the twenty-third O site, O is bonded in a distorted bent 150 degrees geometry to two Na atoms. In the twenty-fourth O site, O is bonded in a 3-coordinate geometry to two equivalent Na and one O atom.