data_9000643
_chemical_name 'Analcime'
loop_
_publ_author_name
'Mazzi F'
'Galli E'
_journal_name_full "American Mineralogist"
_journal_volume 63
_journal_year 1978
_journal_page_first 448
_journal_page_last 460
_publ_section_title
;
 Is each analcime different?
 ANA 2
;
_chemical_formula_sum 'Al1.68 Si4.32 Na1.85 O14 H2.668'
_cell_length_a 13.727
_cell_length_b 13.727
_cell_length_c 13.686
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 2578.860
_symmetry_space_group_name_H-M 'I 41/a c d'
loop_
_symmetry_equiv_pos_as_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_Uiso_or_equiv
Al1   0.12640   0.16180   0.41170   0.42000   0.01330
Si1   0.12640   0.16180   0.41170   0.58000   0.01330
Si2   0.16320   0.41320   0.12500   1.00000   0.01241
Na1   0.12420   0.00000   0.25000   0.84000   0.03496
Na2   0.00000   0.25000   0.12500   0.17000   0.03648
O1   0.10550   0.37120   0.21910   1.00000   0.03344
O2   0.22110   0.10270   0.36380   1.00000   0.02761
O3   0.36340   0.21900   0.10560   1.00000   0.02812
Wat   0.11940   0.13060   0.12500   1.00000   0.07966