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 E3
;
_database_code_amcsd 0020183
_chemical_compound_source 'Piano delle Concazze, Mt. Etna, Italy'
_chemical_formula_sum 'K.897 Si3.923 Mg2.767 Fe.232 O10 F2'
_cell_length_a 5.3237
_cell_length_b 9.2221
_cell_length_c 10.1159
_cell_angle_alpha 90
_cell_angle_beta 100.249
_cell_angle_gamma 90
_cell_volume 488.723
_exptl_crystal_density_diffrn      2.878
_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   0.89700   0.03110
SiT   0.57472   0.16681   0.22370   0.98080   0.00900
MgM1   0.00000   0.50000   0.50000   0.76720   0.00980
FeM1   0.00000   0.50000   0.50000   0.23230   0.00980
MgM2   0.00000   0.83616   0.50000   0.79320   0.01110
MgM2   0.00000   0.83616   0.50000   0.20650   0.01110
O1   0.81700   0.23790   0.16507   1.00000   0.01870
O2   0.53060   0.00000   0.16580   1.00000   0.01830
O3   0.63090   0.16750   0.38995   1.00000   0.01040
F4   0.13020   0.00000   0.40050   1.00000   0.01290
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 0.03180 0.03120 0.02990 0.00000 0.00480 0.00000
SiT 0.00880 0.00830 0.00990 0.00000 0.00170 0.00010
MgM1 0.00870 0.00780 0.01350 0.00000 0.00320 0.00000
FeM1 0.00870 0.00780 0.01350 0.00000 0.00320 0.00000
MgM2 0.00770 0.01400 0.01150 0.00000 0.00140 0.00000
MgM2 0.00770 0.01400 0.01150 0.00000 0.00140 0.00000
O1 0.01730 0.02440 0.01450 -0.00160 0.00320 -0.00690
O2 0.02720 0.01280 0.01390 0.00000 0.00120 0.00000
O3 0.01050 0.01040 0.01020 0.00010 0.00160 0.00050
F4 0.01190 0.01420 0.01270 0.00000 0.00230 0.00000