data_global
_chemical_name_mineral 'Francoanellite'
loop_
_publ_author_name
'Dick S'
'Zeiske T'
_journal_name_full 'Zeitschrift fur Naturforschung'
_journal_volume B53 
_journal_year 1998
_journal_page_first 711
_journal_page_last 719
_publ_section_title
;
 Francoanellit K3Al5(HPO4)6(PO4)2*12H2O: struktur und synthese durch
 topochemische entwasserung von taranakit
;
_database_code_amcsd 0015844
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'K3 Al5 P8 O44 H30'
_cell_length_a 8.690
_cell_length_b 8.690
_cell_length_c 82.27
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 5380.363
_exptl_crystal_density_diffrn      2.285
_symmetry_space_group_name_H-M 'R -3 c'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '2/3+x,1/3+y,1/3+z'
  '1/3+x,2/3+y,2/3+z'
  'x,x-y,1/2+z'
  '2/3+x,1/3+x-y,5/6+z'
  '1/3+x,2/3+x-y,1/6+z'
  'y,x,1/2-z'
  '2/3+y,1/3+x,5/6-z'
  '1/3+y,2/3+x,1/6-z'
  '-x+y,y,1/2+z'
  '2/3-x+y,1/3+y,5/6+z'
  '1/3-x+y,2/3+y,1/6+z'
  '-x,-x+y,1/2-z'
  '2/3-x,1/3-x+y,5/6-z'
  '1/3-x,2/3-x+y,1/6-z'
  '-y,-x,1/2+z'
  '2/3-y,1/3-x,5/6+z'
  '1/3-y,2/3-x,1/6+z'
  'x-y,-y,1/2-z'
  '2/3+x-y,1/3-y,5/6-z'
  '1/3+x-y,2/3-y,1/6-z'
  'y,-x+y,-z'
  '2/3+y,1/3-x+y,1/3-z'
  '1/3+y,2/3-x+y,2/3-z'
  '-x+y,-x,z'
  '2/3-x+y,1/3-x,1/3+z'
  '1/3-x+y,2/3-x,2/3+z'
  '-x,-y,-z'
  '2/3-x,1/3-y,1/3-z'
  '1/3-x,2/3-y,2/3-z'
  '-y,x-y,z'
  '2/3-y,1/3+x-y,1/3+z'
  '1/3-y,2/3+x-y,2/3+z'
  'x-y,x,-z'
  '2/3+x-y,1/3+x,1/3-z'
  '1/3+x-y,2/3+x,2/3-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
K   0.00000   0.42290   0.25000   0.02500
Al1   0.00000   0.00000   0.25000   0.00800
Al2   0.00000   0.00000   0.54330   0.01300
Al3   0.00000   0.00000   0.30420   0.01000
P1   0.76200   0.04410   0.27660   0.00900
P2   0.00000   0.00000   0.64370   0.01100
O1   0.89220   0.09840   0.26290   0.01000
O2   0.83700   0.03580   0.29290   0.01500
O3   0.59950  -0.14530   0.27220   0.01700
O4   0.68990   0.17210   0.27730   0.01500
O5   0.00000   0.00000   0.62470   0.01200
O6   0.15750   0.17560   0.65000   0.01600
O7  -0.19050  -0.16020   0.52880   0.02100
O8  -0.19570  -0.15000   0.31830   0.01500
H3   0.52350  -0.22110   0.28020   0.05000
H71  -0.28350  -0.17150   0.52170   0.05700
H72  -0.23870  -0.27810   0.53200   0.05700
H81  -0.18160  -0.17360   0.32990   0.04000
H82  -0.31760  -0.18920   0.31730   0.04000