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Celsian |
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Griffen D T, Ribbe P H |
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American Mineralogist 61 (1976) 414-418 |
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Refinement of the crystal structure of celsian |
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_database_code_amcsd 0000519 |
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8.622 13.078 14.411 90 115.1 90 I2/c |
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atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Ba1 .2827 0 .0653 .0028 .0014 .0019 -.0001 .0007 -.0001 |
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Al1 .0096 .1820 .1103 .5 .0028 .0009 .0012 -.0001 .0008 -.0001 |
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Si1 .0096 .1820 .1103 .5 .0028 .0009 .0012 -.0001 .0008 -.0001 |
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Al2 .0076 .1830 .6148 .5 .0013 .0007 .0008 -.0004 .0002 .0000 |
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Si2 .0076 .1830 .6148 .5 .0013 .0007 .0008 -.0004 .0002 .0000 |
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Al3 .7054 .1214 .1730 .5 .0022 .0004 .0009 .0003 .0005 .0001 |
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Si3 .7054 .1214 .1730 .5 .0022 .0004 .0009 .0003 .0005 .0001 |
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Al4 .7019 .1163 .6743 .5 .0016 .0007 .0010 -.0001 .0004 .0001 |
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Si4 .7019 .1163 .6743 .5 .0016 .0007 .0010 -.0001 .0004 .0001 |
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O1 .0005 .1377 -.0002 .0047 .0005 .0008 -.0005 .0006 .0000 |
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O2 .6206 -.0003 .1438 .0031 .0002 .0022 .0008 .0005 .0004 |
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O3 .8349 .1368 .1119 .0064 .0015 .0027 -.0011 .0022 -.0002 |
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O4 .8198 .1370 .6136 .0039 .0009 .0016 .0004 .0004 -.0001 |
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O5 .0220 .3062 .1210 .0055 .0009 .0022 -.0003 .0012 .0001 |
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O6 .0293 .3120 .6312 .0024 .0019 .0022 -.0001 .0016 .0004 |
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O7 .1836 .1296 .1958 .0038 .0019 .0017 -.0002 .0006 -.0003 |
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O8 .1900 .1231 .7017 .0041 .0022 .0016 .0008 .0012 .0003 |
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