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Hellandite-(Y) |
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Mellini M, Merlino S |
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American Mineralogist 62 (1977) 89-99 |
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Hellandite: a new type of silicoborate chain |
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18.990 4.715 10.300 90 111.4 90 P2/a |
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atom x y z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Al1 0 0 0 .550 .00089 .01771 .00325 -.00017 .00090 .00002 |
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Fe1 0 0 0 .450 .00089 .01771 .00325 -.00017 .00090 .00002 |
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Y2 .04179 .01879 .35996 .870 .00063 .01333 .00239 -.00032 .00075 -.00033 |
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Ca3 .24771 .00225 .65957 .752 .00065 .01238 .00230 .00008 .00064 -.00007 |
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Y3 .24771 .00225 .65957 .108 .00065 .01238 .00230 .00008 .00064 -.00007 |
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Ca4 .15428 -.03944 .92862 .556 .00049 .01466 .00329 .00044 .00089 .00109 |
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Y4 .15428 -.03944 .92862 .333 .00049 .01466 .00329 .00044 .00089 .00109 |
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Si1 .09990 .48510 .64680 .00079 .01387 .00336 .00021 .00098 .00053 |
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Si2 .11120 .49660 .16160 .00081 .01727 .00382 .00043 .00093 .00093 |
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B1 .17080 .53440 .45100 0.25 |
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B2 .25440 .45270 .13750 0.18 |
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H .04700 .04000 .92000 4.00 |
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O1 .04080 .24360 .56350 .00107 .01531 .00310 -.00033 .00060 -.00251 |
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O2 .17570 .31270 .75560 .00075 .01770 .00453 .00051 .00030 -.00042 |
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O3 .06980 -.30030 .73570 .00094 .02167 .00461 .00124 .00093 -.00157 |
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O4 .13120 -.32680 .54040 .00129 .01478 .00452 .00011 .00173 .00169 |
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O5 .03730 .19260 .86690 .00096 .01723 .00375 .00053 .00110 .00064 |
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O6 .24570 -.23450 .86050 .00111 .01463 .00432 .00073 .00100 -.00041 |
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O7 .16650 .22190 .44750 .00092 .01406 .00326 .00041 .00065 .00086 |
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O8 .13030 .67440 .30850 .00202 .01670 .00298 .00105 .00039 -.00174 |
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O9 .18720 .32810 .16330 .00099 .01891 .00927 .00171 .00234 .00517 |
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O10 .08480 .72860 .03880 .00086 .02265 .00364 .00107 .00036 .00284 |
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O11 .05260 .24840 .15760 .00118 .02047 .00307 -.00143 .00084 .00161 |
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O12 .25 .32670 0 .00190 .01741 .00373 0 .00037 0 |
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O13 .25 .65150 .5 .00082 .01336 .00549 0 .00037 0 |
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