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Nepheline |
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Hassan I, Antao S M, Hersi A A M |
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The Canadian Mineralogist 41 (2003) 759-783 |
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Single-crystal XRD, TEM, and thermal studies of the satellite |
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reflection in nepheline |
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_database_code_amcsd 0005859 |
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9.9853 9.9853 8.3689 90 90 120 P6_3 |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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K 0 0 .9920 .675 .026 .022 .022 .034 .011 0 0 |
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Na .4429 .9970 .9952 .023 .020 .029 .018 .012 -.002 .001 |
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Al1 2/3 1/3 .1907 .011 .012 .012 .010 .006 0 0 |
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Si2 2/3 1/3 .8024 .013 .013 .013 .012 .007 0 0 |
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Si3 .3339 .0939 .3103 .012 .013 .010 .014 .005 .000 .000 |
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Al4 .3321 .0931 .6838 .011 .011 .009 .013 .005 .001 .000 |
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O1 .7113 .3470 .9850 1/3 .030 .029 .046 .003 .008 .006 -.007 |
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O2 .3174 .0272 .4911 .029 .056 .028 .014 .029 .001 .001 |
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O3 .5238 .1731 .7348 .034 .012 .012 .075 .005 -.005 -.001 |
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O4 .5095 .1621 .2487 .031 .011 .013 .066 .004 .005 .002 |
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O5 .2857 .2271 .3113 .020 .025 .018 .018 .013 .004 .005 |
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O6 .2679 .2239 .6881 .022 .029 .018 .023 .016 -.002 -.003 |
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