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Title: Materials Data on La5Sm3Cr8O20 by Materials Project

Abstract

Sm3La5Cr8O20 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Sm3+ sites. In the first Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.26–2.50 Å. In the second Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.57 Å. In the third Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.25–2.50 Å. In the fourth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.51 Å. In the fifth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.58 Å. In the sixth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.53 Å. In the seventh Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to fivemore » O2- atoms. There are a spread of Sm–O bond distances ranging from 2.25–2.49 Å. In the eighth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.54 Å. In the ninth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.25–2.51 Å. In the tenth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.23–2.56 Å. In the eleventh Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to eight O2- atoms. There are a spread of Sm–O bond distances ranging from 2.27–2.92 Å. In the twelfth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.23–2.56 Å. There are twenty inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.29–2.98 Å. In the second La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.30–2.98 Å. In the third 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 2.32–3.00 Å. In the fourth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.32–2.98 Å. In the fifth 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 2.31–2.95 Å. In the sixth La3+ site, La3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.30–2.62 Å. In the seventh 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 2.31–2.99 Å. In the eighth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.32–3.01 Å. In the ninth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.07 Å. In the tenth La3+ site, La3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.30–2.61 Å. In the eleventh 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 2.33–2.97 Å. In the twelfth La3+ site, La3+ is bonded in a 5-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.06 Å. In the thirteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.02 Å. In the fourteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.33–3.01 Å. In the fifteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.28–3.05 Å. In the sixteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–2.97 Å. In the seventeenth La3+ site, La3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.28–2.66 Å. In the eighteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.33–2.98 Å. In the nineteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.08 Å. In the twentieth 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 2.32–2.94 Å. There are thirty-two inequivalent Cr2+ sites. In the first Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Cr–O bond distances ranging from 2.00–2.05 Å. In the second Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–21°. There are a spread of Cr–O bond distances ranging from 2.04–2.08 Å. In the third Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Cr–O bond distances ranging from 2.02–2.07 Å. In the fourth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–21°. There are a spread of Cr–O bond distances ranging from 2.02–2.05 Å. In the fifth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–27°. There are a spread of Cr–O bond distances ranging from 2.00–2.05 Å. In the sixth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 20–23°. There are a spread of Cr–O bond distances ranging from 2.01–2.06 Å. In the seventh Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 21–26°. There are a spread of Cr–O bond distances ranging from 1.99–2.07 Å. In the eighth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 19–22°. There are a spread of Cr–O bond distances ranging from 2.00–2.05 Å. In the ninth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Cr–O bond distances ranging from 2.06–2.12 Å. In the tenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 19–21°. There are a spread of Cr–O bond distances ranging from 2.00–2.07 Å. In the eleventh Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 21–25°. There are a spread of Cr–O bond distances ranging from 2.01–2.04 Å. In the twelfth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–22°. There are a spread of Cr–O bond distances ranging from 2.00–2.05 Å. In the thirteenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Cr–O bond distances ranging from 2.04–2.09 Å. In the fourteenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–22°. There are a spread of Cr–O bond distances ranging from 2.01–2.05 Å. In the fifteenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–27°. There are a spread of Cr–O bond distances ranging from 2.01–2.05 Å. In the sixteenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–23°. There are a spread of Cr–O bond distances ranging from 1.99–2.06 Å. In the seventeenth Cr2+ site, Cr2+ is bonded to four O2- atoms to form distorted CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 27–34°. There are a spread of Cr–O bond distances ranging from 2.05–2.36 Å. In the eighteenth Cr2+ site, Cr2+ is bonded to four O2- atoms to form distorted CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 27–31°. There are a spread of Cr–O bond distances ranging from 2.05–2.35 Å. In the nineteenth Cr2+ site, Cr2+ is bonded to four O2- atoms to form CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 26–33°. There are a spread of Cr–O bond distances ranging from 2.03–2.33 Å. In the twentieth Cr2+ site, Cr2+ is bonded to four O2- atoms to form CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 27–31°. There are a spread of Cr–O bond distances ranging from 2.05–2.31 Å. In the twenty-first Cr2+ site, Cr2+ is bonded to four O2- atoms to form distorted CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 27–35°. There are a spread of Cr–O bond distances ranging from 2.06–2.36 Å. In the twenty-second Cr2+ site, Cr2+ is bonded to four O2- atoms to form CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 30–33°. There are a spread of Cr–O bond distances ranging from 2.08–2.31 Å. In the twenty-third Cr2+ site, Cr2+ is bonded to four O2- atoms to form CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners« less

Authors:
Publication Date:
Other Number(s):
mp-1100028
DOE Contract Number:  
AC02-05CH11231; EDCBEE
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)
Collaborations:
MIT; UC Berkeley; Duke; U Louvain
Subject:
36 MATERIALS SCIENCE
Keywords:
crystal structure; La5Sm3Cr8O20; Cr-La-O-Sm
OSTI Identifier:
1476019
DOI:
https://doi.org/10.17188/1476019

Citation Formats

The Materials Project. Materials Data on La5Sm3Cr8O20 by Materials Project. United States: N. p., 2018. Web. doi:10.17188/1476019.
The Materials Project. Materials Data on La5Sm3Cr8O20 by Materials Project. United States. doi:https://doi.org/10.17188/1476019
The Materials Project. 2018. "Materials Data on La5Sm3Cr8O20 by Materials Project". United States. doi:https://doi.org/10.17188/1476019. https://www.osti.gov/servlets/purl/1476019. Pub date:Sun Jun 03 00:00:00 EDT 2018
@article{osti_1476019,
title = {Materials Data on La5Sm3Cr8O20 by Materials Project},
author = {The Materials Project},
abstractNote = {Sm3La5Cr8O20 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Sm3+ sites. In the first Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.26–2.50 Å. In the second Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.57 Å. In the third Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.25–2.50 Å. In the fourth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.51 Å. In the fifth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.58 Å. In the sixth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.53 Å. In the seventh Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.25–2.49 Å. In the eighth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.24–2.54 Å. In the ninth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.25–2.51 Å. In the tenth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.23–2.56 Å. In the eleventh Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to eight O2- atoms. There are a spread of Sm–O bond distances ranging from 2.27–2.92 Å. In the twelfth Sm3+ site, Sm3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sm–O bond distances ranging from 2.23–2.56 Å. There are twenty inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.29–2.98 Å. In the second La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.30–2.98 Å. In the third 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 2.32–3.00 Å. In the fourth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.32–2.98 Å. In the fifth 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 2.31–2.95 Å. In the sixth La3+ site, La3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.30–2.62 Å. In the seventh 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 2.31–2.99 Å. In the eighth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.32–3.01 Å. In the ninth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.07 Å. In the tenth La3+ site, La3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.30–2.61 Å. In the eleventh 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 2.33–2.97 Å. In the twelfth La3+ site, La3+ is bonded in a 5-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.06 Å. In the thirteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.02 Å. In the fourteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.33–3.01 Å. In the fifteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.28–3.05 Å. In the sixteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–2.97 Å. In the seventeenth La3+ site, La3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.28–2.66 Å. In the eighteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.33–2.98 Å. In the nineteenth La3+ site, La3+ is bonded in a 2-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.08 Å. In the twentieth 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 2.32–2.94 Å. There are thirty-two inequivalent Cr2+ sites. In the first Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Cr–O bond distances ranging from 2.00–2.05 Å. In the second Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–21°. There are a spread of Cr–O bond distances ranging from 2.04–2.08 Å. In the third Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Cr–O bond distances ranging from 2.02–2.07 Å. In the fourth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–21°. There are a spread of Cr–O bond distances ranging from 2.02–2.05 Å. In the fifth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–27°. There are a spread of Cr–O bond distances ranging from 2.00–2.05 Å. In the sixth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 20–23°. There are a spread of Cr–O bond distances ranging from 2.01–2.06 Å. In the seventh Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 21–26°. There are a spread of Cr–O bond distances ranging from 1.99–2.07 Å. In the eighth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 19–22°. There are a spread of Cr–O bond distances ranging from 2.00–2.05 Å. In the ninth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Cr–O bond distances ranging from 2.06–2.12 Å. In the tenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 19–21°. There are a spread of Cr–O bond distances ranging from 2.00–2.07 Å. In the eleventh Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 21–25°. There are a spread of Cr–O bond distances ranging from 2.01–2.04 Å. In the twelfth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–22°. There are a spread of Cr–O bond distances ranging from 2.00–2.05 Å. In the thirteenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–26°. There are a spread of Cr–O bond distances ranging from 2.04–2.09 Å. In the fourteenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–22°. There are a spread of Cr–O bond distances ranging from 2.01–2.05 Å. In the fifteenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 22–27°. There are a spread of Cr–O bond distances ranging from 2.01–2.05 Å. In the sixteenth Cr2+ site, Cr2+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with four CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 18–23°. There are a spread of Cr–O bond distances ranging from 1.99–2.06 Å. In the seventeenth Cr2+ site, Cr2+ is bonded to four O2- atoms to form distorted CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 27–34°. There are a spread of Cr–O bond distances ranging from 2.05–2.36 Å. In the eighteenth Cr2+ site, Cr2+ is bonded to four O2- atoms to form distorted CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 27–31°. There are a spread of Cr–O bond distances ranging from 2.05–2.35 Å. In the nineteenth Cr2+ site, Cr2+ is bonded to four O2- atoms to form CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 26–33°. There are a spread of Cr–O bond distances ranging from 2.03–2.33 Å. In the twentieth Cr2+ site, Cr2+ is bonded to four O2- atoms to form CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 27–31°. There are a spread of Cr–O bond distances ranging from 2.05–2.31 Å. In the twenty-first Cr2+ site, Cr2+ is bonded to four O2- atoms to form distorted CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 27–35°. There are a spread of Cr–O bond distances ranging from 2.06–2.36 Å. In the twenty-second Cr2+ site, Cr2+ is bonded to four O2- atoms to form CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners with two CrO4 trigonal pyramids. The corner-sharing octahedra tilt angles range from 30–33°. There are a spread of Cr–O bond distances ranging from 2.08–2.31 Å. In the twenty-third Cr2+ site, Cr2+ is bonded to four O2- atoms to form CrO4 trigonal pyramids that share corners with two CrO6 octahedra and corners},
doi = {10.17188/1476019},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2018},
month = {6}
}