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Rhodesite |
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Hesse K F, Liebau F, Merlino S |
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Zeitschrift fur Kristallographie 199 (1992) 25-48 |
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Crystal structure of rhodesite, HK1-xNax+2yCa2-y{lB,3,2}[Si8O19]*(6-z)H2O, |
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from three localities and its relation to other silicates with dreier double layers |
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Locality: Zeilberg, Germany |
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_database_code_amcsd 0011013 |
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23.416 6.555 7.050 90 90 90 Pmam |
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atom x y z occ Uiso |
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K .25 .4449 0 .249 .032 |
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Ca1 0 .5 0 .253 .014 |
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Ca2 0 .5 .5 .251 .011 |
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Si1 .1168 .2895 .2196 .008 |
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Si2 .1838 .5410 .5 .5 .006 |
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Si3 .1023 .9309 .5 .5 .007 |
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O1 .0590 .4074 .2476 .016 |
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O2 .1717 .4089 .3130 .016 |
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O3 .1167 .0627 .3131 .024 |
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O4 .1351 .2550 0 .5 .010 |
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O5 .1458 .7427 .5 .5 .021 |
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O6 .0378 .8527 .5 .5 .029 |
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O7 .25 .6076 .5 .25 .014 |
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Wat8 .0381 .8379 0 .546 .092 |
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Wat9 .3308 .7780 0 .451 .075 |
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Wat10 .25 .0211 .1901 .236 .080 |
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