data_global
_amcsd_formula_title 'Al11 La Ni O19'
loop_
_publ_author_name
'Laville F'
'Perrin M'
'Lejus A'
'Gasperin M'
'Moncorge R'
'Vivien D'
_journal_name_full 'Journal of Solid State Chemistry'
_journal_volume 65 
_journal_year 1986
_journal_page_first 301
_journal_page_last 308
_publ_section_title
;
 Synthesis, crystal growth, structural determination, and optical
 absorption spectroscopy of the magnetoplumbite type compound LaNiAl11O19
 _cod_database_code 1001680
;
_database_code_amcsd 0013587
_chemical_formula_sum 'La Al11.01 O19 Ni.99'
_cell_length_a 5.57
_cell_length_b 5.57
_cell_length_c 22.00999
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 591.372
_exptl_crystal_density_diffrn      4.482
_symmetry_space_group_name_H-M 'P 63/m m c'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-x,-x+y,1/2+z'
  'x,x-y,1/2-z'
  '-x+y,-x,1/2-z'
  'x-y,x,1/2+z'
  '-y,-x,z'
  'y,x,-z'
  'y,-x+y,-z'
  '-y,x-y,z'
  'x-y,-y,1/2+z'
  '-x+y,y,1/2-z'
  'x,y,1/2-z'
  '-x,-y,1/2+z'
  'x,x-y,z'
  '-x,-x+y,-z'
  'x-y,x,-z'
  '-x+y,-x,z'
  'y,x,1/2+z'
  '-y,-x,1/2-z'
  '-y,x-y,1/2-z'
  'y,-x+y,1/2+z'
  '-x+y,y,z'
  'x-y,-y,-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
La1   0.66667   0.33333   0.25000   0.76000
La2   0.71990   0.43980   0.25000   0.08000
Al1   0.00000   0.00000   0.00000   0.67000
Al2   0.33333   0.66667   0.02740   0.67000
Al3   0.33333   0.66667   0.18970   1.00000
Al4   0.83180   0.66370   0.10780   1.00000
Al5   0.00000   0.00000   0.23910   0.50000
O1   0.18150   0.36310   0.25000   1.00000
O2   0.15400   0.30810   0.05230   1.00000
O3   0.50430   0.00860   0.15020   1.00000
O4   0.00000   0.00000   0.14880   1.00000
O5   0.66667   0.33333   0.05620   1.00000
Ni1   0.00000   0.00000   0.00000   0.33000
Ni2   0.33333   0.66667   0.02740   0.33000