data_global
_chemical_name_mineral 'Analcime'
loop_
_publ_author_name
'Cruciani G'
'Gualtieri A'
_journal_name_full 'American Mineralogist'
_journal_volume 84 
_journal_year 1999
_journal_page_first 112
_journal_page_last 119
_publ_section_title
;
 Dehydration dynamics of analcime by in situ synchrotron powder diffraction
 Sample at T = 632 K
;
_database_code_amcsd 0002063
_chemical_formula_sum '(Si2.05 Al.95) Na.9 O6.22 H.44'
_cell_length_a 13.6717
_cell_length_b 13.6717
_cell_length_c 13.5996
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 2541.974
_exptl_crystal_density_diffrn      2.131
_symmetry_space_group_name_H-M 'I 41/a c d'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,1/2+z'
  '1/4-y,3/4-x,3/4+z'
  '3/4-y,1/4-x,1/4+z'
  '1/4+y,3/4+x,3/4-z'
  '3/4+y,1/4+x,1/4-z'
  '1/4+y,3/4-x,1/4-z'
  '3/4+y,1/4-x,3/4-z'
  '1/4-y,3/4+x,1/4+z'
  '3/4-y,1/4+x,3/4+z'
  '1/2+x,-y,z'
  '+x,1/2-y,1/2+z'
  '1/2-x,y,-z'
  '-x,1/2+y,1/2-z'
  '1/2+x,y,1/2-z'
  '+x,1/2+y,-z'
  '1/2-x,-y,1/2+z'
  '-x,1/2-y,+z'
  '1/4+y,1/4+x,1/4+z'
  '3/4+y,3/4+x,3/4+z'
  '1/4-y,1/4-x,1/4-z'
  '3/4-y,3/4-x,3/4-z'
  '1/4-y,1/4+x,3/4-z'
  '3/4-y,3/4+x,1/4-z'
  '1/4+y,1/4-x,3/4+z'
  '3/4+y,3/4-x,1/4+z'
  '-x,y,1/2+z'
  '1/2-x,1/2+y,+z'
  'x,-y,1/2-z'
  '1/2+x,1/2-y,-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,1/2-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
Si1   0.12350   0.15920   0.41340   0.57500   0.05800
Al1   0.12350   0.15920   0.41340   0.42500   0.05800
Si2   0.16570   0.41570   0.12500   0.90000   0.06000
Al2   0.16570   0.41570   0.12500   0.10000   0.06000
Na11   0.11670   0.01970   0.22490   0.35000   0.07900
Na12   0.18400   0.18200   0.05700   0.06000   0.07900
Na21   0.06000   0.21700   0.02500   0.04000   0.07900
O1   0.10360   0.37730   0.21970   1.00000   0.05900
O2   0.21830   0.10650   0.35580   1.00000   0.06800
O3   0.36120   0.22140   0.10410   1.00000   0.07900
Wat   0.08500   0.16470   0.12500   0.11000   0.06600