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Wilkinsonite |
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Burt J B, Downs R T, Costin G |
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Acta Crystallographica E63 (2007) i122-i124 |
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Single-crystal X-ray refinement of wilkinsonite, Na2Fe2+4Fe3+2Si6O20. |
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Locality: Warrumbungle Volcano, central New South Wales, Australia |
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_database_code_amcsd 0010476 |
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10.3355 10.7847 8.9142 105.048 96.461 125.302 P-1 |
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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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Na1 .21036 .63125 .38834 .01308 .01321 .01409 .01308 .00920 .00318 .00594 |
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Na2 .66109 .61279 .37244 .01558 .01086 .01320 .01675 .00442 .00296 .00733 |
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Fe1 0 0 .5 .5 .00893 .00765 .00758 .01054 .00497 .00108 .00270 |
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Fe2 0 .5 0 .5 .00792 .00626 .00853 .00711 .00417 .00190 .00219 |
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Fe3 .31905 .85202 .17897 .00742 .00687 .00730 .00832 .00475 .00202 .00296 |
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Fe4 .76728 .82004 .15109 .00742 .00679 .00778 .00715 .00459 .00230 .00234 |
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Fe5 .09363 .93553 .05864 .01104 .00914 .01221 .01226 .00646 .00323 .00645 |
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Fe6 .59487 .94132 .06557 .00708 .00779 .00659 .00733 .00437 .00305 .00366 |
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Fe7 .99381 .73633 .26446 .00706 .00583 .00704 .00751 .00423 .00170 .00166 |
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Si1 .47856 .23504 .33068 .00584 .00534 .00565 .00726 .00345 .00262 .00339 |
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Si2 .98595 .23337 .34225 .00495 .00550 .00606 .00513 .00425 .00258 .00275 |
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Si3 .79150 .33856 .24104 .00509 .00492 .00506 .00563 .00320 .00198 .00240 |
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Si4 .72159 .66157 .77590 .00559 .00542 .00580 .00606 .00384 .00170 .00235 |
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Si5 .64857 .94629 .44736 .00608 .00587 .00739 .00602 .00434 .00228 .00352 |
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Si6 .35235 .55640 .04592 .00539 .00472 .00398 .00566 .00217 .00119 .00130 |
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O1 .35818 .06889 .16487 .00790 .00911 .00842 .00716 .00623 .00296 .00253 |
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O2 .86095 .06772 .17513 .00799 .00704 .00920 .00911 .00578 .00366 .00338 |
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O3 .55580 .95318 .29564 .00787 .00448 .00930 .00941 .00387 .00272 .00433 |
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O4 .01485 .93349 .27479 .00762 .00610 .00878 .00816 .00468 .00199 .00385 |
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O5 .24029 .87626 .39573 .00945 .01098 .00804 .01162 .00728 .00554 .00284 |
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O6 .75486 .88351 .39477 .00751 .00727 .00750 .00906 .00534 .00282 .00323 |
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O7 .50726 .80265 .50559 .00809 .00560 .00841 .00810 .00317 .00228 .00380 |
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O8 .95777 .78451 .49264 .00658 .00526 .00806 .00804 .00466 .00229 .00415 |
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O9 .89916 .32134 .37379 .00739 .00841 .00935 .00840 .00721 .00298 .00450 |
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O10 .59320 .66083 .64779 .00691 .00778 .00802 .00535 .00540 .00270 .00196 |
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O11 .33560 .82749 .92558 .00777 .00503 .00576 .00752 .00210 -.00067 .00072 |
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O12 .84312 .83177 .93604 .00788 .00332 .00772 .00847 .00214 .00076 .00189 |
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O13 .52551 .71191 .03936 .00860 .00782 .00853 .00988 .00496 .00362 .00453 |
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O14 .06659 .72728 .06868 .00815 .00958 .00689 .00795 .00491 .00272 .00382 |
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O15 .24054 .60582 .11124 .00724 .00785 .00853 .00698 .00686 .00162 .00119 |
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O16 .74816 .60204 .12861 .00747 .00584 .00878 .00792 .00526 .00065 .00255 |
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O17 .59950 .50029 .81427 .00792 .00773 .00950 .01125 .00725 .00310 .00562 |
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O18 .93448 .50527 .21937 .00944 .00638 .00991 .00954 .00388 .00306 .00382 |
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O19 .83356 .63351 .68068 .00757 .00620 .00462 .00978 .00233 .00378 .00249 |
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O20 .67365 .36341 .33607 .00814 .00798 .00711 .00905 .00485 .00347 .00240 |
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View JMOL 3-D Structure (permalink)
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