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Phlogopite |
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Scordari F, Schingaro E, Lacalamita M, Mesto E |
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American Mineralogist 97 (2012) 430-439 |
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Crystal chemistry of trioctahedral micas-2M_1 from |
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Bunyaruguru kamafugite (southwest Uganda) |
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Note: BU3_10 |
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Locality: southwest Uganda |
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_database_code_amcsd 0020823 |
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5.3283 9.2304 20.1565 90 95.131 90 C2/c |
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atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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K 0 .0839 .25 .94 .0330 .0321 .0398 0 .0034 0 |
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Na 0 .0839 .25 .04 .0330 .0321 .0398 0 .0034 0 |
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Ba 0 .0839 .25 .01 .0330 .0321 .0398 0 .0034 0 |
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Mg1 .75 .25 0 .73 .0087 .0092 .0164 -.0008 .0021 -.0036 |
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Fe1 .75 .25 0 .27 .0087 .0092 .0164 -.0008 .0021 -.0036 |
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Mg2 .24076 .08028 .00002 .635 .0146 .0097 .0134 .0004 .0010 .0009 |
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Fe2 .24076 .08028 .00002 .11 .0146 .0097 .0134 .0004 .0010 .0009 |
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Ti2 .24076 .08028 .00002 .20 .0146 .0097 .0134 .0004 .0010 .0009 |
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Al2 .24076 .08028 .00002 .055 .0146 .0097 .0134 .0004 .0010 .0009 |
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Si1 .46161 .24994 .13728 .0083 .0082 .0136 .0000 .0012 .0000 |
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Si2 .96357 .41703 .13721 .465 .0096 .0095 .0133 .0000 .0013 .0003 |
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Al3 .96357 .41703 .13721 .49 .0096 .0095 .0133 .0000 .0013 .0003 |
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Fe3 .96357 .41703 .13721 .045 .0096 .0095 .0133 .0000 .0013 .0003 |
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O11 .7401 .3163 .16547 .0174 .0245 .0165 .0017 .0003 -.0067 |
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O21 .2387 .3504 .16637 .0167 .0231 .0173 -.0020 .0006 .0066 |
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O22 .4381 .0834 .16630 .0280 .0133 .0171 .0006 .0046 .0007 |
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O31 .4317 .2572 .05446 .0104 .0056 .0138 -.0014 .0013 .0004 |
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O32 .9370 .4253 .05450 .0101 .0048 .0130 -.0011 .0011 -.0011 |
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O4 .9349 .0904 .05094 .99 .0139 .0083 .0138 .0035 .0016 .0005 |
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H .947 .0099 .0905 .50 .0139 .0083 .0138 .0035 .0016 .0005 |
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F .947 .0099 .0905 .01 .0139 .0083 .0138 .0035 .0016 .0005 |
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