data_global
_chemical_name_mineral 'Ozerovaite'
loop_
_publ_author_name
'Ben Yahia H'
'Nilges T'
'Rodewald U C'
'Pottgen R'
_journal_name_full 'Materials Research Bulletin'
_journal_volume 45 
_journal_year 2010
_journal_page_first 2017
_journal_page_last 2023
_publ_section_title
;
 New arsenates (V) NaKAl2O(AsO4)2 and Na2KAl3(AsO4)4
;
_database_code_amcsd 0020625
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'K.92 Na2.08 Al3 As4 O16'
_cell_length_a 10.5049
_cell_length_b 20.482
_cell_length_c 6.3574
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 1367.867
_exptl_crystal_density_diffrn      3.498
_symmetry_space_group_name_H-M 'C m c a'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,1/2-y,1/2+z'
  '1/2+x,-y,1/2+z'
  '-x,1/2+y,1/2-z'
  '1/2-x,+y,1/2-z'
  '-x,y,z'
  '1/2-x,1/2+y,z'
  'x,-y,-z'
  '1/2+x,1/2-y,-z'
  'x,1/2+y,1/2-z'
  '1/2+x,+y,1/2-z'
  '-x,1/2-y,1/2+z'
  '1/2-x,-y,1/2+z'
  '-x,-y,-z'
  '1/2-x,1/2-y,-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
K1   0.22630   0.22920   0.12400   0.23000   0.06900
Na1   0.22630   0.22920   0.12400   0.14000   0.06900
Na2   0.00000   0.16290   0.05660   0.76000   0.04910
Al1   0.00000   0.00000   0.50000   1.00000   0.01000
Al2   0.25000   0.09158   0.75000   1.00000   0.01060
As1   0.00000   0.34546   0.05952   1.00000   0.01072
As2   0.25000   0.04441   0.25000   1.00000   0.01004
O1   0.00000   0.41490  -0.08670   1.00000   0.01300
O2   0.00000   0.28210  -0.10100   1.00000   0.02140
O3   0.13690  -0.01464   0.29710   1.00000   0.01130
O4   0.21080   0.09074   0.04600   1.00000   0.01350
O5   0.12650   0.34672   0.22300   1.00000   0.01460
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
K1 0.06900 0.03600 0.10200 0.02600 0.03700 -0.00300
Na1 0.06900 0.03600 0.10200 0.02600 0.03700 -0.00300
Na2 0.06700 0.06300 0.01800 0.00000 0.00000 -0.00400
Al1 0.00790 0.01360 0.00860 0.00000 0.00000 0.00010
Al2 0.00770 0.01510 0.00900 0.00000 -0.00090 0.00000
As1 0.00770 0.01490 0.00950 0.00000 0.00000 -0.00090
As2 0.00910 0.01370 0.00730 0.00000 0.00048 0.00000
O1 0.01370 0.01450 0.01100 0.00000 0.00000 0.00060
O2 0.02700 0.01900 0.01800 0.00000 0.00000 -0.00670
O3 0.00960 0.01520 0.00920 0.00210 0.00190 -0.00070
O4 0.01500 0.01740 0.00800 0.00140 0.00280 0.00060
O5 0.01060 0.01820 0.01510 -0.00370 -0.00280 0.00220