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Ianthinite |
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Burns P C, Finch R J, Hawthorne F C, Miller M L, Ewing R C |
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Journal of Nuclear Materials 249 (1997) 199-206 |
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The crystal structure of ianthinite, [U4+2(UO2)4O6(OH)4](H2O)5: a possible |
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phase for Pu4+ incorporation during the oxidation of spent nuclear fuel |
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Locality: Shinkolobwe mine, Shaba, southern Congo |
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_database_code_amcsd 0013139 |
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7.178 11.473 30.39 90 90 90 P2_1cn |
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atom x y z occ Uiso |
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U1 0 .059 .0057 .0427 |
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U2 .012 -.249 -.0117 .0732 |
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U3 .013 -.558 .0077 .0552 |
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U4 .008 -.496 .2397 .0050 |
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U5 .005 .8140 .2567 .0040 |
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U6 .013 .1929 .2557 .0011 |
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O1 .083 .043 .061 .0050 |
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O2 -.016 .060 -.054 .0050 |
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O3 .000 -.522 .065 .0050 |
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O4 .008 -.593 -.050 .0050 |
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O5 .013 .764 .313 .0050 |
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O6 .002 .857 .200 .0050 |
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O7 .004 .218 .314 .0050 |
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O8 .008 .133 .201 .0050 |
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O9 -.169 -.111 -.004 .0050 |
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O10 -.166 -.420 -.020 .0050 |
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O11 .186 -.366 .240 .0050 |
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O12 .837 -.358 .241 .0050 |
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O13 .822 -.633 .244 .0050 |
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O14 .201 -.634 .238 .0050 |
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OHl .198 -.128 -.046 .0067 |
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OH2 .009 .234 .034 .0067 |
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OH3 .213 -.377 -.040 .0067 |
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OH4 .057 -.013 .285 .0067 |
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Wat1 .025 -.262 -.095 .0142 |
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Wat2 .014 -.519 .163 .0142 |
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Wat3 -.001 -.520 .317 .0142 |
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Wat4 .013 -.236 .066 .0142 |
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Wat5 .801 .910 .126 .0142 |
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Wat6 .226 .890 .141 .0142 |
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Wat7 .732 .090 .121 .0142 |
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Wat8 .291 .120 .134 .0142 |
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Wat9a .670 .469 .130 1/3 .0100 |
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Wat9b .858 -.470 -.128 1/3 .0100 |
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Wat9c .006 -.598 .130 1/3 .0100 |
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