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Leucite |
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Dove M T, Cool T, Palmer D C, Putnis A, Salje E K H, Winkler B |
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American Mineralogist 78 (1993) 486-492 |
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On the role of Al-Si ordering in the cubic-tetragonal phase transition of |
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leucite |
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Sample is Order model 2 |
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_database_code_amcsd 0001558 |
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13.005 13.005 13.765 90 90 90 *I4_1/a |
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0 .25 .125 |
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atom x y z occ |
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K .3618 .3619 .1197 |
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Si1 .0564 .3982 .1672 .5 |
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Al1 .0564 .3982 .1672 .5 |
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Si2 .1671 .6134 .1283 .75 |
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Al2 .1671 .6134 .1283 .25 |
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Si3 .3926 .6413 .0861 .75 |
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Al3 .3926 .6413 .0861 .25 |
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O1 .1352 .3168 .1117 |
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O2 .0902 .5159 .1330 |
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O3 .1471 .6816 .2284 |
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O4 .1352 .6887 .0388 |
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O5 .2898 .5758 .1209 |
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O6 .4838 .6175 .1663 |
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