data_global
_chemical_name_mineral 'Banalsite'
loop_
_publ_author_name
'Liferovich R P'
'Locock A J'
'Mitchell R H'
'Shpachenko A K'
_journal_name_full 'The Canadian Mineralogist'
_journal_volume 44 
_journal_year 2006
_journal_page_first 533
_journal_page_last 546
_publ_section_title
;
 The crystal structure of stronalsite and a
 redetermination of the structure of banalsite
;
_database_code_amcsd 0006095
_chemical_compound_source 'Langban, Sweden'
_chemical_formula_sum 'Ba Na2 Al4 Si4 O16'
_cell_length_a 8.5068
_cell_length_b 9.9811
_cell_length_c 16.7485
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 1422.069
_exptl_crystal_density_diffrn      3.081
_symmetry_space_group_name_H-M 'I b a 2'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,1/2+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_U_iso_or_equiv
Ba   0.00000   0.50000   0.15440   0.01070
Na  -0.04220   0.32560  -0.09580   0.01870
Al1   0.07090   0.18650   0.06320   0.00910
Al2  -0.27870   0.44520   0.31130   0.00870
Si1  -0.26550   0.55950  -0.00240   0.00820
Si2   0.07870   0.80650   0.24590   0.00810
O1  -0.21420   0.48510   0.40730   0.01270
O2  -0.00520   0.20760   0.15800   0.01430
O3  -0.07570   0.14390  -0.00490   0.01240
O4   0.22230   0.91390   0.24990   0.01120
O5   0.22620   0.07190   0.05530   0.01400
O6  -0.44990   0.35320   0.31140   0.01100
O7   0.12850   0.65480   0.27220   0.01240
O8  -0.12220   0.65230   0.03120   0.01150