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Boltwoodite |
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Stohl F V, Smith D K |
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American Mineralogist 66 (1981) 610-625 |
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The crystal chemistry of the uranyl silicate minerals |
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Locality: New Method mine, Amboy, California, USA |
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_database_code_amcsd 0000838 |
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7.073 7.064 6.638 90 105.75 90 P2_1 |
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atom x y z Biso |
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U .0252 .25 .13851 0.9 |
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K .541 .548 .153 4.4 |
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Si .933 .25 .637 0.9 |
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O1 .290 .25 .147 0.6 |
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O2 .227 .75 .885 3.9 |
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O3 .022 -.079 .194 4.7 |
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O4 -.022 .079 -.194 4.7 |
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O5 .060 .25 .484 0.9 |
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O6 .294 .75 .490 3.7 |
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Wat .400 .413 .689 2.3 |
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Boltwoodite |
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Burns P C |
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The Canadian Mineralogist 36 (1998) 1069-1075 |
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The structure of boltwoodite and implications of solid solution toward sodium |
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boltwoodite |
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_database_code_amcsd 0005562 |
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7.0772 7.0597 6.6479 90 104.982 90 P2_1/m |
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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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U .52463 .75 .63810 .0247 .0071 .0110 0 .0058 0 |
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Si .4320 .75 .1481 .0296 .0122 .0122 0 .0064 0 |
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K .046 .037 .641 .28 .0431 |
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Na 0 0 .5 .21 .0626 |
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O1 .786 .75 .668 .0244 .0327 .0275 0 .0086 0 |
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O2 .263 .75 .597 .0195 .0377 .0255 0 .0062 0 |
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O3 .566 .75 .988 .0324 .0155 .0183 0 .0102 0 |
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O4 .5246 .0740 .6888 .0630 .0064 .0153 .0018 .0108 -.0006 |
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OH5 .203 .75 .030 .0366 .0536 .0364 0 .0177 0 |
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Wat6 .921 .925 .201 .53 .0639 |
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Wat7 .938 .75 .245 .21 .1110 |
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| Download AMC data (View Text File)
Download CIF data (View Text File)
Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink) |
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