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