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Bementite |
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Heinrich A R, Eggleton R A, Guggenheim S |
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American Mineralogist 79 (1994) 91-106 |
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Structure and polytypism of bementite, a modulated layer silicate |
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_database_code_amcsd 0001635 |
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14.838 17.584 14.700 90 95.54 90 P2_1/c |
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atom x y z occ Biso |
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Si1 .921 .467 .199 .6 |
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Si2 .719 .451 .208 .6 |
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Si3 .556 .564 .184 .6 |
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Si4 .990 .626 .170 .6 |
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Si5 .845 .744 .149 .6 |
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Si6 .640 .730 .164 .6 |
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Si7 .494 .843 .160 .6 |
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Si8 .568 .999 .189 .6 |
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Si9 .768 .017 .204 .6 |
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Si10 .299 .807 .173 .6 |
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Si11 .184 .663 .177 .6 |
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Si12 .930 .906 .176 .6 |
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Mn1 0 0 0 .95 .8 |
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Mn2 .224 .025 -.008 .79 .8 |
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Mn3 .434 .069 .023 .96 .8 |
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Mn4 .643 .123 .022 .96 .8 |
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Mn5 .854 .139 .028 .98 .8 |
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Mn6 .081 .176 .045 .85 .8 |
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Mn7 .284 .225 .072 .8 |
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Mn8 .493 .255 .035 .88 .8 |
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Mn9 .723 .293 .038 .8 |
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Mn10 .941 .316 .042 .8 |
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Mn11 .139 .355 .041 .8 |
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Mn12 .359 .397 .002 .99 .8 |
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Mn13 .580 .429 .021 .8 |
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Mn14 .797 .450 .001 .8 |
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Mn15 0 0 .5 .96 .8 |
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O1 .82 .49 .21 1.2 |
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O2 .99 .54 .21 1.2 |
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O3 .96 .41 .28 1.2 |
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O4 .64 .51 .23 1.2 |
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O5 .46 .56 .23 1.2 |
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O6 .59 .65 .20 1.2 |
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O7 .75 .74 .19 1.2 |
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O8 .90 .67 .20 1.2 |
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O9 .90 .82 .19 1.2 |
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O10 .86 .96 .22 1.2 |
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O11 .67 .97 .22 1.2 |
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O12 .49 .93 .19 1.2 |
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O13 .58 .80 .20 1.2 |
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O14 .41 .80 .19 1.2 |
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O15 .24 .74 .21 1.2 |
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O16 .08 .67 .21 1.2 |
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O17 .77 .09 .28 1.2 |
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O18 .73 .39 .29 1.2 |
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O19 .92 .92 .07 1.2 |
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O20 .69 .88 .00 1.2 |
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O21 .49 .85 .05 1.2 |
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O22 .28 .81 .06 1.2 |
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O23 .05 .79 .01 1.2 |
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O24 .83 .75 .04 1.2 |
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O25 .63 .73 .05 1.2 |
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O26 .41 .68 .03 1.2 |
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O27 .18 .65 .07 1.2 |
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O28 .98 .62 .06 1.2 |
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O29 .77 .57 .04 1.2 |
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O30 .54 .54 .08 1.2 |
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O31 .33 .51 .07 1.2 |
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O32 .12 .47 .08 1.2 |
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O33 .92 .43 .09 1.2 |
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O34 .70 .41 .11 1.2 |
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O35 .48 .37 .08 1.2 |
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O36 .28 .34 .11 1.2 |
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O37 .06 .29 .13 1.2 |
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O38 .84 .24 .08 1.2 |
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O39 .63 .22 .10 1.2 |
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O40 .41 .17 .09 1.2 |
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O41 .21 .12 .10 1.2 |
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O42 .98 .10 .07 1.2 |
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O43 .76 .06 .10 1.2 |
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O44 .56 .03 .09 1.2 |
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O45 .35 .98 .07 1.2 |
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O46 .13 .96 .06 1.2 |
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