Muscovite-2M1 Brigatti M F, Frigieri P, Poppi L American Mineralogist 83 (1998) 775-785 Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample C3-29b from peraluminous granites at Northern Victoria Land, Antarctica _database_code_amcsd 0002019 5.188 8.996 20.082 90 95.78 90 C2/c atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) K 0 .09898 .25 .88 .0168 .00572 .00108 0 .00064 0 Na 0 .09898 .25 .06 .0168 .00572 .00108 0 .00064 0 Ca 0 .09898 .25 .06 .0168 .00572 .00108 0 .00064 0 Si1 .4514 .25854 .13533 .77 .0041 .00180 .00047 .00006 .00024 .00004 Al1 .4514 .25854 .13533 .23 .0041 .00180 .00047 .00006 .00024 .00004 Si2 .9653 .42973 .13533 .77 .0044 .00160 .00047 .00010 .00039 .00005 Al2 .9653 .42973 .13533 .23 .0044 .00160 .00047 .00010 .00039 .00005 Ti2 .2498 .08332 .00003 .01 .0043 .00221 .00052 .00000 .00038 .00006 Fe2 .2498 .08332 .00003 .04 .0043 .00221 .00052 .00000 .00038 .00006 Mg2 .2498 .08332 .00003 .03 .0043 .00221 .00052 .00000 .00038 .00006 Al2 .2498 .08332 .00003 .92 .0043 .00221 .00052 .00000 .00038 .00006 Al1 .75 .25 0 .04 H .870 .145 .062 .14 O11 .7513 .3109 .15723 .0101 .0050 .00083 -.0018 .0000 .00037 O21 .2511 .3705 .16872 .0096 .0039 .00073 .0016 .0000 -.00014 O22 .4168 .0933 .16823 .0136 .0030 .00068 .0006 .0008 .00005 O31 .3838 .2514 .05333 .0077 .0023 .00054 .0000 .0003 .00009 O32 .9614 .4440 .05332 .0055 .0030 .00052 .0005 .0004 .00010 O4 .9574 .0617 .05023 .98 .0061 .0030 .00060 .0001 .0007 -.00017 F4 .9574 .0617 .05023 .02 .0061 .0030 .00060 .0001 .0007 -.00017