data_global _chemical_name_mineral 'Fluorophlogopite' loop_ _publ_author_name 'Scordari F' 'Schingaro E' 'Ventruti G' 'Nicotra E' 'Viccaro M' 'Tagliani S M' _journal_name_full 'American Mineralogist' _journal_volume 98 _journal_year 2013 _journal_page_first 1017 _journal_page_last 1025 _publ_section_title ; Fluorophlogopite from Piano delle Concazze (Mt. Etna, Italy): Crystal chemistry and implications for the crystallization conditions Note: Sample E1 ; _database_code_amcsd 0020181 _chemical_compound_source 'Piano delle Concazze, Mt. Etna, Italy' _chemical_formula_sum 'K.913 Si3.928 Mg2.38 Fe.62 O10 F2' _cell_length_a 5.3239 _cell_length_b 9.2204 _cell_length_c 10.1192 _cell_angle_alpha 90 _cell_angle_beta 100.185 _cell_angle_gamma 90 _cell_volume 488.909 _exptl_crystal_density_diffrn 2.965 _symmetry_space_group_name_H-M 'C 1 2/m 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,z' '1/2+x,1/2-y,z' '-x,y,-z' '1/2-x,1/2+y,-z' '-x,-y,-z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv K 0.00000 0.00000 0.00000 0.91310 0.03140 SiT 0.57457 0.16688 0.22366 0.98190 0.00890 MgM1 0.00000 0.50000 0.50000 0.77620 0.00940 FeM1 0.00000 0.50000 0.50000 0.22360 0.00940 MgM2 0.00000 0.83630 0.50000 0.80190 0.01080 FeM2 0.00000 0.83630 0.50000 0.19800 0.01080 O1 0.81700 0.23770 0.16510 1.00000 0.01770 O2 0.53030 0.00000 0.16570 1.00000 0.01790 O3 0.63070 0.16760 0.38978 1.00000 0.01030 F4 0.12980 0.00000 0.40080 1.00000 0.01280 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 K 0.03140 0.03130 0.03080 0.00000 0.00420 0.00000 SiT 0.00790 0.00830 0.01030 0.00000 0.00110 0.00000 MgM1 0.00770 0.00700 0.01360 0.00000 0.00240 0.00000 FeM1 0.00770 0.00700 0.01360 0.00000 0.00240 0.00000 MgM2 0.00660 0.01380 0.01180 0.00000 0.00070 0.00000 FeM2 0.00660 0.01380 0.01180 0.00000 0.00070 0.00000 O1 0.01600 0.02310 0.01390 -0.00150 0.00270 -0.00600 O2 0.02600 0.01260 0.01390 0.00000 0.00030 0.00000 O3 0.00970 0.01020 0.01070 -0.00020 0.00130 0.00040 F4 0.01080 0.01420 0.01340 0.00000 0.00190 0.00000