Fluor-tsilaisite Ertl A, Kolitsch U, Dyar M D, Hughes J M, Rossman G R, Pieczka A, Henry D J, Pezzotta F, Prowatke S, Lengauer C L, Korner W, Brandstatter F, Francis C A, Prem M, Tillmanns E American Mineralogist 97 (2012) 1402-1416 Limitations of Fe2+ and Mn2+ site occupancy in tourmaline: Evidence from Fe2+ - and Mn2+ -rich tourmaline Note: sample mnelb3 Locality: Elba, Italy _database_code_amcsd 0019253 15.951 15.951 7.1380 90 90 120 R3m atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) NaX 0 0 .7714 .666 .0239 .0256 .0256 .0207 .0128 0 0 AlY .87608 .938042 .37180 .589 .00935 .00883 .00629 .01377 .00441 -.00279 -.00139 MnY .87608 .938042 .37180 .411 .00935 .00883 .00629 .01377 .00441 -.00279 -.00139 AlZ .70199 .73879 .38810 .00538 .00527 .00590 .00480 .00267 .00000 .00059 SiT .808130 .810048 .99836 .00493 .00487 .00465 .00527 .00237 -.00031 -.00050 B .89002 .78004 .5443 .0065 .0068 .0049 .0070 .0025 .00048 .0010 F1 0 0 .2193 .57 .0447 .0613 .0613 .0116 .0306 0 0 O1 0 0 .2193 .43 .0447 .0613 .0613 .0116 .0306 0 0 O2 .93850 .87701 .51363 .0180 .0281 .0054 .0130 .0027 .00048 .0010 O3 .73198 .86599 .48923 .01179 .0224 .0107 .0062 .0112 -.0003 -.00016 O4 .90643 .81286 .92846 .00911 .0067 .0136 .0093 .0068 -.00085 -.0017 O5 .81260 .90630 .90659 .00951 .0148 .0071 .0092 .0074 .0009 .00047 O6 .80269 .81281 .22330 .00814 .0086 .0097 .0051 .0038 .0003 -.0001 O7 .71441 .71398 .91919 .00719 .0064 .0065 .0068 .0019 -.0002 -.0011 O8 .79000 .72921 .55792 .00849 .0057 .0111 .0092 .0046 .0009 .0033 H3 .737 .8687 .609 .029