data_global
_chemical_name_mineral 'Phlogopite'
loop_
_publ_author_name
'Comodi P'
'Fumagalli P'
'Montagnoli M'
'Zanazzi P F'
_journal_name_full 'American Mineralogist'
_journal_volume 89 
_journal_year 2004
_journal_page_first 647
_journal_page_last 653
_publ_section_title
;
 A single-crystal study on the pressure behavior of phlogopite
 and petrological implications
 P = 6.0 GPa
;
_database_code_amcsd 0003538
_chemical_formula_sum 'K.91 Ba.03 Na.02 (Si2.72 Al1.28) (Mg2.18 Fe.82) O11.82 F.18 H1.72'
_cell_length_a 5.256
_cell_length_b 9.105
_cell_length_c 9.71
_cell_angle_alpha 90
_cell_angle_beta 100.4
_cell_angle_gamma 90
_cell_volume 457.047
_exptl_crystal_density_diffrn      3.227
_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   0.91000   0.01410
Ba   0.00000   0.00000   0.00000   0.03000   0.01410
Na   0.00000   0.00000   0.00000   0.02000   0.01410
SiT   0.57200   0.16680   0.21600   0.68000   0.00790
AlT   0.57200   0.16680   0.21600   0.32000   0.00790
MgM1   0.00000   0.50000   0.50000   0.72000   0.00720
FeM1   0.00000   0.50000   0.50000   0.28000   0.00720
MgM2   0.00000   0.83690   0.50000   0.73000   0.00740
FeM2   0.00000   0.83690   0.50000   0.27000   0.00740
O1   0.83400   0.21960   0.15400   1.00000   0.01900
O2   0.48800   0.00000   0.15200   1.00000   0.01900
O3   0.63170   0.16740   0.39300   1.00000   0.01100
O4   0.12800   0.00000   0.38700   0.05000   0.01000
F4   0.12800   0.00000   0.38700   0.09000   0.01000
O-H4   0.12800   0.00000   0.38700   0.86000   0.01000