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Luneburgite |
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Sen Gupta P K, Swihart G H, Dimitrijevic R, Hossain M B |
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American Mineralogist 76 (1991) 1400-1407 |
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The crystal structure of luneburgite, Mg3(H2O)6[B2(OH)6(PO4)2] |
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Locality: Bela Stena, Serbia, Yugoslavia |
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_database_code_amcsd 0001396 |
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6.3475 9.8027 6.2976 84.46 106.40 96.40 P-1 |
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atom x y z Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Mg1 0 0 0 0.0118 0.0083 0.0100 .00129 .00069 -.00205 |
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Mg2 .33887 .66623 -.31919 .00873 .01036 .00676 -.00013 .00242 -.00095 |
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P .24078 .72309 .13711 .00823 .00785 .00529 .00073 .00133 -.00070 |
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B -.12248 .71136 -.22907 0.0070 0.0077 0.0076 -0.0001 0.0010 -0.0021 |
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O1 .22712 .87371 .17200 0.0149 0.0085 0.0110 0.0018 -.0006 -0.0027 |
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O2 .41127 .71210 .01082 0.0107 0.0178 0.0089 0.0010 0.0038 -0.0019 |
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O3 .28952 .63511 .35400 0.0154 0.0104 0.0061 0.0024 0.0016 -0.0003 |
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O4 .00992 .66280 -.00409 0.0090 0.0123 0.0074 -0.0012 -.0008 0.0005 |
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O5 -.15042 .85815 -.22787 0.0115 0.0092 0.0164 0.0015 -.0009 -0.0026 |
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O6 .00028 .69116 -.38998 0.0107 0.0190 0.0108 -0.0014 0.0042 -0.0055 |
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O7 -.33537 .63179 -.27715 0.0073 0.0096 0.0142 -0.0014 0.0023 -0.0036 |
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O8 -.21919 .91168 .20918 0.0196 0.0185 0.0187 -0.0012 0.0076 -0.0006 |
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O9 .39704 .87847 -.39107 0.0163 0.0118 0.0105 0.0009 0.0021 -0.0010 |
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O10 .26772 .45615 -.24132 0.0123 0.0136 0.0128 0.0009 0.0045 0.0022 |
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H1 .2779 .1276 .2859 3.16 |
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H2 .0780 .3599 .4879 3.16 |
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H3 .3240 .4464 .3051 3.16 |
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H4 .6657 .8588 .1447 3.16 |
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H5 .8506 .8667 .3066 3.16 |
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H6 .6524 .0656 .3362 3.16 |
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H7 .3435 .8946 .4792 3.16 |
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H8 .8233 .5581 .1717 3.16 |
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H9 .6279 .5878 .1793 3.16 |
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