data_global
_chemical_name_mineral 'Fluorophlogopite'
loop_
_publ_author_name
'Hazen R M'
'Finger L W'
_journal_name_full 'American Mineralogist'
_journal_volume 63 
_journal_year 1978
_journal_page_first 293
_journal_page_last 296
_publ_section_title
;
 The crystal structures and compressibilities of layer minerals at high
 pressure. II. Phlogopite and chlorite
 P = 35 kbar, sample is from Franklin, New Jersey, USA
;
_database_code_amcsd 0000628
_chemical_formula_sum '(Si2.952 Al1.048) Mg3 K.76 Na.16 Ba.05 O10.7 (F1.3 H.7)'
_cell_length_a 5.260
_cell_length_b 9.100
_cell_length_c 9.791
_cell_angle_alpha 90
_cell_angle_beta 100.68
_cell_angle_gamma 90
_cell_volume 460.538
_exptl_crystal_density_diffrn      3.036
_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
Si   0.57300   0.16630   0.21200   0.73800   0.01267
Al   0.57300   0.16630   0.21200   0.26200   0.01267
Mg1   0.00000   0.50000   0.50000   1.00000   0.00253
Mg2   0.00000   0.83160   0.50000   1.00000   0.00380
K   0.00000   0.00000   0.00000   0.76000   0.01520
Na   0.00000   0.00000   0.00000   0.16000   0.01520
Ba   0.00000   0.00000   0.00000   0.05000   0.01520
O1   0.82100   0.22500   0.15600   1.00000   0.01646
O2   0.49800   0.00000   0.15600   1.00000   0.01646
O3   0.64900   0.16600   0.39300   1.00000   0.00760
F   0.12400   0.00000   0.39300   0.65000   0.01013
O-H   0.12400   0.00000   0.39300   0.35000   0.01013