Ferri-eckermannite Hawthorne F C, Ungaretti L, Oberti R, Cannillo E American Mineralogist 79 (1994) 443-451 The mechanism of Li incorporation in amphiboles Sample: A4 Note: Site occupancies are set to be the same as ones in sample A5 _database_code_amcsd 0001658 9.771 17.887 5.289 90 103.82 90 C2/m atom x y z occ Biso Si1 .2805 .0857 .2930 .99 .39 Al1 .2805 .0857 .2930 .01 .39 Si2 .2885 .1714 .8017 .99 .40 Al2 .2885 .1714 .8017 .01 .40 Mg1 0 .0882 .5 .93 .52 All 0 .0882 .5 .04 .52 Fe1 0 .0882 .5 .027 .52 Mn1 0 .0882 .5 .003 .52 Mg2 0 .1809 0 .36 .47 Ti2 0 .1809 0 .02 .47 Fe2 0 .1809 0 .56 .47 Mn2 0 .1809 0 .06 .47 Li3 0 0 0 .24 .54 Mg3 0 0 0 .76 .54 Na4 0 .2765 .5 .95 1.09 Ca4 0 .2765 .5 .05 1.09 NaA 0 .5 0 .11 5.08 KA 0 .5 0 .04 5.08 NaAm .0478 .5 .1035 .11 2.93 KAm .0478 .5 .1035 .04 2.93 NaA2 0 .4678 0 .11 4.52 KA2 0 .4678 0 .04 4.52 H .1891 0 .7547 4.13 O1 .1112 .0881 .2137 .54 O2 .1182 .1695 .7326 .57 Oh3 .1089 0 .7083 .79 .76 F3 .1089 0 .7083 .21 .76 O4 .3629 .2504 .7997 .74 O5 .3493 .1295 .0848 .75 O6 .3425 .1195 .5833 .71 O7 .3370 0 .2957 .83