data_global
_chemical_name_mineral 'Levyne-Na'
loop_
_publ_author_name
'Ballirano P'
'Cametti G'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 77 
_journal_year 2013
_journal_page_first 2887
_journal_page_last 2899
_publ_section_title
;
 Crystal chemical and structural investigation of levyne-Na
;
_database_code_amcsd 0019981
_chemical_compound_source 'Dunseverick, Antrim, Northern Ireland, UK'
_chemical_formula_sum 'Ca1.52 Sr.04 Na1.708 K.44 (Si12.12 Al5.88) O52.728 H33.456'
_cell_length_a 13.43259
_cell_length_b 13.43259
_cell_length_c 22.67725
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 3543.566
_exptl_crystal_density_diffrn      2.105
_symmetry_space_group_name_H-M 'R -3 m'
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,z'
  '2/3+x,1/3+x-y,1/3+z'
  '1/3+x,2/3+x-y,2/3+z'
  'y,x,-z'
  '2/3+y,1/3+x,1/3-z'
  '1/3+y,2/3+x,2/3-z'
  '-x+y,y,z'
  '2/3-x+y,1/3+y,1/3+z'
  '1/3-x+y,2/3+y,2/3+z'
  '-x,-x+y,-z'
  '2/3-x,1/3-x+y,1/3-z'
  '1/3-x,2/3-x+y,2/3-z'
  '-y,-x,z'
  '2/3-y,1/3-x,1/3+z'
  '1/3-y,2/3-x,2/3+z'
  'x-y,-y,-z'
  '2/3+x-y,1/3-y,1/3-z'
  '1/3+x-y,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'
  '-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_occupancy
_atom_site_U_iso_or_equiv
Ca1   0.00000   0.00000   0.14410   0.76000   0.08080
Sr1   0.00000   0.00000   0.14410   0.02000   0.08080
Na1   0.00000   0.00000   0.14410   0.22000   0.08080
Na3   0.00000   0.00000   0.38180   0.38000   0.08080
K4   0.00000   0.00000   0.42720   0.22000   0.08080
Na4   0.00000   0.00000   0.42720   0.10000   0.08080
Na5   0.00000   0.00000   0.50000   0.30800   0.08080
SiT1   0.00040   0.23060   0.07061   0.63000   0.01400
AlT1   0.00040   0.23060   0.07061   0.37000   0.01400
SiT2   0.23960   0.00000   0.50000   0.76000   0.01040
AlT2   0.23960   0.00000   0.50000   0.24000   0.01040
O1   0.03640   0.35100   0.10556   1.00000   0.01520
O2   0.09110   0.18210   0.08540   1.00000   0.01200
O3   0.12980   0.25950  -0.09250   1.00000   0.02500
O4   0.26340   0.00000   0.00000   1.00000   0.02300
O5   0.22010   0.44020   0.18050   1.00000   0.02900
Wat1   0.16000   0.08000   0.21500   0.91500   0.08080
Wat2   0.13690   0.27370   0.26460   0.45600   0.08080
Wat3   0.15800   0.07900   0.36040   0.27600   0.08080
Wat4   0.13550   0.27110   0.36100   0.47100   0.08080
Wat5   0.15500   0.15070   0.31780   0.33500   0.08080