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Title: Materials Data on Na11(WO3)13 by Materials Project

Abstract

Na11(WO3)13 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.76–2.84 Å. In the second Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with nine NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.72–2.83 Å. In the third Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with four NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.76–2.84 Å. In the fourth Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging frommore » 2.76–2.82 Å. In the fifth Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.76–2.84 Å. In the sixth Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.72–2.84 Å. There are seven inequivalent W+5.15+ sites. In the first W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are a spread of W–O bond distances ranging from 1.88–1.99 Å. In the second W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with six NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 3–4°. There are a spread of W–O bond distances ranging from 1.90–2.05 Å. In the third W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of W–O bond distances ranging from 1.90–2.05 Å. In the fourth W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with six NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of W–O bond distances ranging from 1.99–2.08 Å. In the fifth W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of W–O bond distances ranging from 1.90–2.06 Å. In the sixth W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are a spread of W–O bond distances ranging from 1.90–2.06 Å. In the seventh W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are a spread of W–O bond distances ranging from 1.87–2.01 Å. There are twenty-one inequivalent O2- sites. In the first O2- site, O2- is bonded to four Na1+ and two equivalent W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with eight ONa4W2 octahedra, corners with fourteen ONa3W2 square pyramids, edges with two equivalent ONa4W2 octahedra, edges with two equivalent ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–60°. In the second O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with ten ONa4W2 octahedra, corners with nine ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with four ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–63°. In the third O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with nine ONa4W2 octahedra, corners with ten ONa3W2 square pyramids, edges with two equivalent ONa4W2 octahedra, edges with four ONa3W2 square pyramids, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–61°. In the fourth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eight ONa4W2 octahedra, corners with eleven ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–62°. In the fifth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eleven ONa4W2 octahedra, corners with eight ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with four ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–61°. In the sixth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with ten ONa4W2 octahedra, corners with nine ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, and faces with four ONa4W2 octahedra. The corner-sharing octahedra tilt angles range from 1–63°. In the seventh O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with seven ONa4W2 octahedra, corners with fifteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 59–62°. In the eighth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eight ONa4W2 octahedra, corners with eleven ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–61°. In the ninth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eight ONa4W2 octahedra, corners with eleven ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–62°. In the tenth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with ten ONa4W2 octahedra, corners with nine ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, and faces with four ONa4W2 octahedra. The corner-sharing octahedra tilt angles range from 1–62°. In the eleventh O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with seven ONa4W2 octahedra, corners with fifteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–61°. In the twelfth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with nine ONa4W2 octahedra, corners with ten ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–61°. In the thirteenth O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with five ONa4W2 octahedra, corners with seventeen ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with three ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 0–62°. In the fourteenth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with nine ONa4W2 octahedra, corners with ten ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, and faces with four ONa4W2 octahedra. The corner-sharing octahedra tilt angles range from 2–61°. In the fifteenth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with nine ONa4W2 octahedra, corners with ten ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, and faces with four ONa4W2 octahedra. The corner-sharing octahedra tilt angles range from 2–62°. In the sixteenth O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with eight ONa4W2 octahedra, corners with fourteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–62°. In the seventeenth O2- site, O2- is bonded to four Na1+ and two equivalent W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with six ONa4W2 octahedra, corners with sixteen ONa3W2 square pyramids, edges with two equivalent ONa4W2 octahedra, edges with two equivalent ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedral tilt angles are 60°. In the eighteenth O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with eight ONa4W2 octahedra, corners with fourteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–62°. In the nineteenth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eleven ONa4W2 octahedra, corners with eight ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with four ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–62°. In the twentieth O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with seven ONa4W2 octahedra, corners with fifteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with« less

Authors:
Publication Date:
Research Org.:
Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States). LBNL Materials Project
Sponsoring Org.:
USDOE Office of Science (SC), Basic Energy Sciences (BES)
Contributing Org.:
MIT; UC Berkeley; Duke; U Louvain
OSTI Identifier:
1292135
Report Number(s):
mp-761612
DOE Contract Number:  
AC02-05CH11231; EDCBEE
Resource Type:
Data
Resource Relation:
Related Information: https://materialsproject.org/citing
Country of Publication:
United States
Language:
English
Subject:
36 MATERIALS SCIENCE; crystal structure; Na11(WO3)13; Na-O-W

Citation Formats

The Materials Project. Materials Data on Na11(WO3)13 by Materials Project. United States: N. p., 2017. Web. doi:10.17188/1292135.
The Materials Project. Materials Data on Na11(WO3)13 by Materials Project. United States. https://doi.org/10.17188/1292135
The Materials Project. 2017. "Materials Data on Na11(WO3)13 by Materials Project". United States. https://doi.org/10.17188/1292135. https://www.osti.gov/servlets/purl/1292135.
@article{osti_1292135,
title = {Materials Data on Na11(WO3)13 by Materials Project},
author = {The Materials Project},
abstractNote = {Na11(WO3)13 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.76–2.84 Å. In the second Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with nine NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.72–2.83 Å. In the third Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with four NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.76–2.84 Å. In the fourth Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.76–2.82 Å. In the fifth Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.76–2.84 Å. In the sixth Na1+ site, Na1+ is bonded to twelve O2- atoms to form NaO12 cuboctahedra that share corners with ten NaO12 cuboctahedra, faces with five NaO12 cuboctahedra, and faces with eight WO6 octahedra. There are a spread of Na–O bond distances ranging from 2.72–2.84 Å. There are seven inequivalent W+5.15+ sites. In the first W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are a spread of W–O bond distances ranging from 1.88–1.99 Å. In the second W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with six NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 3–4°. There are a spread of W–O bond distances ranging from 1.90–2.05 Å. In the third W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of W–O bond distances ranging from 1.90–2.05 Å. In the fourth W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with six NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of W–O bond distances ranging from 1.99–2.08 Å. In the fifth W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of W–O bond distances ranging from 1.90–2.06 Å. In the sixth W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are a spread of W–O bond distances ranging from 1.90–2.06 Å. In the seventh W+5.15+ site, W+5.15+ is bonded to six O2- atoms to form WO6 octahedra that share corners with six WO6 octahedra and faces with seven NaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are a spread of W–O bond distances ranging from 1.87–2.01 Å. There are twenty-one inequivalent O2- sites. In the first O2- site, O2- is bonded to four Na1+ and two equivalent W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with eight ONa4W2 octahedra, corners with fourteen ONa3W2 square pyramids, edges with two equivalent ONa4W2 octahedra, edges with two equivalent ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–60°. In the second O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with ten ONa4W2 octahedra, corners with nine ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with four ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–63°. In the third O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with nine ONa4W2 octahedra, corners with ten ONa3W2 square pyramids, edges with two equivalent ONa4W2 octahedra, edges with four ONa3W2 square pyramids, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–61°. In the fourth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eight ONa4W2 octahedra, corners with eleven ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–62°. In the fifth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eleven ONa4W2 octahedra, corners with eight ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with four ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–61°. In the sixth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with ten ONa4W2 octahedra, corners with nine ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, and faces with four ONa4W2 octahedra. The corner-sharing octahedra tilt angles range from 1–63°. In the seventh O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with seven ONa4W2 octahedra, corners with fifteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 59–62°. In the eighth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eight ONa4W2 octahedra, corners with eleven ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–61°. In the ninth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eight ONa4W2 octahedra, corners with eleven ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–62°. In the tenth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with ten ONa4W2 octahedra, corners with nine ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, and faces with four ONa4W2 octahedra. The corner-sharing octahedra tilt angles range from 1–62°. In the eleventh O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with seven ONa4W2 octahedra, corners with fifteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–61°. In the twelfth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with nine ONa4W2 octahedra, corners with ten ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–61°. In the thirteenth O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with five ONa4W2 octahedra, corners with seventeen ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with three ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 0–62°. In the fourteenth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with nine ONa4W2 octahedra, corners with ten ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, and faces with four ONa4W2 octahedra. The corner-sharing octahedra tilt angles range from 2–61°. In the fifteenth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with nine ONa4W2 octahedra, corners with ten ONa3W2 square pyramids, an edgeedge with one ONa4W2 octahedra, edges with five ONa3W2 square pyramids, and faces with four ONa4W2 octahedra. The corner-sharing octahedra tilt angles range from 2–62°. In the sixteenth O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with eight ONa4W2 octahedra, corners with fourteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 2–62°. In the seventeenth O2- site, O2- is bonded to four Na1+ and two equivalent W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with six ONa4W2 octahedra, corners with sixteen ONa3W2 square pyramids, edges with two equivalent ONa4W2 octahedra, edges with two equivalent ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedral tilt angles are 60°. In the eighteenth O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with eight ONa4W2 octahedra, corners with fourteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with four ONa4W2 octahedra, and faces with four ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–62°. In the nineteenth O2- site, O2- is bonded to three Na1+ and two W+5.15+ atoms to form distorted ONa3W2 square pyramids that share corners with eleven ONa4W2 octahedra, corners with eight ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with four ONa3W2 square pyramids, faces with two ONa4W2 octahedra, and faces with two ONa3W2 square pyramids. The corner-sharing octahedra tilt angles range from 1–62°. In the twentieth O2- site, O2- is bonded to four Na1+ and two W+5.15+ atoms to form distorted ONa4W2 octahedra that share corners with seven ONa4W2 octahedra, corners with fifteen ONa3W2 square pyramids, edges with two ONa4W2 octahedra, edges with two ONa3W2 square pyramids, faces with},
doi = {10.17188/1292135},
url = {https://www.osti.gov/biblio/1292135}, journal = {},
number = ,
volume = ,
place = {United States},
year = {Mon Jul 24 00:00:00 EDT 2017},
month = {Mon Jul 24 00:00:00 EDT 2017}
}