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Wyartite |
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Burns P C, Finch R J |
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American Mineralogist 84 (1999) 1456-1460 |
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Wyartite: Crystallographic evidence for the first pentavalent-uranium mineral |
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_database_code_amcsd 0002316 |
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11.2706 7.1055 20.807 90 90 90 P2_12_12_1 |
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atom x y z Uiso |
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U1 .5595 .2892 .23948 .0113 |
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U2 -.0593 .2897 .23585 .0109 |
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U3 .2490 .2919 .28343 .0117 |
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Ca -.0734 .4322 .0469 .0232 |
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C .241 .240 .423 .0320 |
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O1 .511 .310 .154 .0197 |
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O2 -.011 .314 .156 .0206 |
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O3 .110 .109 .2515 .0062 |
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O4 .388 .105 .267 .0182 |
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O5 .610 .282 .3205 .0050 |
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O6 -.112 .240 .316 .0281 |
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O7 .100 .463 .278 .0152 |
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O8 .390 .474 .272 .0158 |
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O9 .187 .126 .380 .0373 |
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O10 .224 .211 .4817 .0034 |
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O11 .286 .384 .3966 .0034 |
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OH12 .752 .285 .1980 .0156 |
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Wat13 -.252 .235 .0522 .0367 |
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Wat14 .254 .363 .1670 .0308 |
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Wat15 .459 .028 .0668 .0358 |
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Wat16 .093 .629 .053 .0161 |
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Wat17 .045 .159 .016 .0084 |
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Wat18 .209 .036 .103 .0091 |
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Wat19 -.079 -.082 -.058 .0254 |
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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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Wyartite |
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Hawthorne F C, Finch R J, Ewing R C |
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The Canadian Mineralogist 44 (2006) 1379-1385 |
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The crystal structure of dehydrated wyartite, Ca(CO3)[U5+(U6+O2)2O4(OH)] |
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(H2O)3 |
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Locality: Shinkolobwe mine, Shaba, Democratic Republic of Congo |
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_database_code_amcsd 0006129 |
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11.2610 7.0870 16.8359 90 90 90 Pmcn |
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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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Ca1 .25 .2881 .4443 .70 .0343 .0312 .051 .020 0 0 .004 |
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Ca2 .25 .3941 .4537 .30 .019 .029 .022 .006 0 0 .003 |
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U1 -.06061 .88930 .26385 .0113 .0077 .0072 .0190 -.0001 .0013 -.0008 |
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U2 .25 .89101 .20930 .0112 .0064 .0075 .0198 0 0 -.0011 |
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C .25 .6211 .5337 .70 .040 .031 .014 .076 0 0 .017 |
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O1 .1166 .3712 .3367 .024 .014 .032 .026 -.005 .000 .007 |
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O2 -.0055 .9067 .3647 .0242 .027 .026 .020 -.006 .004 -.003 |
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O3 .1087 .7068 .2326 .0213 .009 .014 .041 .002 .001 -.001 |
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O4 .1032 .0698 .2212 .0165 .014 .009 .026 .000 .003 .003 |
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O5 -.25 .8874 .3158 .0190 .005 .027 .025 0 0 .004 |
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Wat1 .25 .9314 .3555 .042 .057 .057 .012 0 0 -.000 |
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O7c .25 .626 .4588 .70 .072 .081 .089 .044 0 0 -.004 |
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OH7 .25 .626 .4588 .30 .072 .081 .089 .044 0 0 -.004 |
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O8c .25 .468 .5723 .70 .097 .109 .105 .077 0 0 .050 |
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OH8 .25 .468 .5723 .30 .097 .109 .105 .077 0 0 .050 |
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O9Ac .25 .745 .5852 .70 .083 |
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O9B .25 .074 .511 .30 .083 |
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Wat2 .0530 .222 .4848 .33 .030 |
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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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