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 = 0.0001 GPa
;
_database_code_amcsd 0003534
_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 5.337
_cell_length_b 9.240
_cell_length_c 10.237
_cell_angle_alpha 90
_cell_angle_beta 100.02
_cell_angle_gamma 90
_cell_volume 497.126
_exptl_crystal_density_diffrn      2.967
_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   0.03000
Ba   0.00000   0.00000   0.00000   0.03000   0.03000
Na   0.00000   0.00000   0.00000   0.02000   0.03000
SiT   0.57430   0.16710   0.22500   0.68000   0.00680
AlT   0.57430   0.16710   0.22500   0.32000   0.00680
MgM1   0.00000   0.50000   0.50000   0.72000   0.00680
FeM1   0.00000   0.50000   0.50000   0.28000   0.00680
MgM2   0.00000   0.83520   0.50000   0.73000   0.00450
FeM2   0.00000   0.83520   0.50000   0.27000   0.00450
O1   0.83100   0.22640   0.16900   1.00000   0.02100
O2   0.50700   0.00000   0.16700   1.00000   0.02300
O3   0.63100   0.16740   0.39300   1.00000   0.00400
O4   0.12900   0.00000   0.38900   0.05000   0.00900
F4   0.12900   0.00000   0.38900   0.09000   0.00900
O-H4   0.12900   0.00000   0.38900   0.86000   0.00900