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Bityite |
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Gatta G D, Nenert G, Guastella G, Lotti P, Guastoni A, Rizzato S |
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Mineralogical Magazine 78 (2014) 55-72 |
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A single-crystal neutron and X-ray diffraction study of a Li,Be-bearing brittle mica |
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Note: Neutron, T = 20 K |
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Locality: Harding pegmatite, New Mexico, USA |
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_database_code_amcsd 0020140 |
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5.0590 8.7909 19.0176 90 95.459 90 C2/c |
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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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Ca 0 .0924 .25 .81 .0076 -.0064 .0084 .0081 0 .0012 0 |
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Na 0 .0924 .25 .19 .0076 -.0064 .0084 .0081 0 .0012 0 |
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LiM1 .25 .75 0 .291 .003 |
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AlM2 .7465 .9154 .9997 .0031 .0025 .0027 .0042 -.0003 .0002 .0013 |
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AlT1 .4654 .9251 .1440 .48 .0033 .0020 .0028 .0050 -.0003 .0002 -.0002 |
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SiT1 .4654 .9251 .1440 .50 .0033 .0020 .0028 .0050 -.0003 .0002 -.0002 |
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BeT1 .4654 .9251 .1440 .02 .0033 .0020 .0028 .0050 -.0003 .0002 -.0002 |
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AlT2 .4554 .2551 .1440 .452 .0024 .0018 .0028 .0027 .0003 -.0002 -.0005 |
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SiT2 .4554 .2551 .1440 .452 .0024 .0018 .0028 .0027 .0003 -.0002 -.0005 |
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BeT2 .4554 .2551 .1440 .06 .0024 .0018 .0028 .0027 .0003 -.0002 -.0005 |
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O1 .95655 .44037 .05592 .0061 .0042 .0057 .0083 .0014 .0000 -.0012 |
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O2 .39055 .25211 .05585 .0059 .0061 .0045 .0071 .0010 .0008 .0004 |
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O3 .36028 .08880 .17679 .0071 .0068 .0086 .0063 -.0001 .0020 .0007 |
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O4 .28033 .77942 .16820 .0066 .0077 .0054 .0065 .0009 .0002 .0002 |
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O5 .28007 .39346 .17817 .0063 .0077 .0052 .0058 -.0004 -.0002 -.0012 |
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O6 .45186 .56632 .05081 .0056 .0055 .0040 .0074 -.0008 .0020 -.0003 |
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H1 .0618 .3663 .6559 .562 .028 .017 .016 .051 .001 .012 -.013 |
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H2 .0992 .4418 .5943 .274 .034 .035 .051 .019 -.011 .013 -.014 |
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| Download AMC data (View Text File) Download CIF data (View Text File) Download diffraction data (View Text File) View JMOL 3-D Structure (permalink) |
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