#------------------------------------------------------------------------------
#$Date: 2008-01-13 22:15:36 +0000 (Sun, 13 Jan 2008) $
#$Revision: 14 $
#$URL: svn://www.crystallography.net/cod/cif/2/2002634.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_2002634
_chemical_name_systematic          'Strontium tin(IV) iron iron(III) oxide'
_chemical_formula_structural       'Sr Sn Fe11 O19'
_chemical_formula_sum              'Fe11 O19 Sn Sr'
_publ_section_title
;
Zur Kenntnis eines Magnetoplumbits mit Sn4+: Sr Sn Fe2+ (Fe3+)10 O19
;
loop_
_publ_author_name
  'Sonne, P'
  'Mueller-Buschbaum, Hk'
_journal_name_full                 'Journal of Alloys Compd.'
_journal_volume                    199
_journal_year                      1993
_journal_page_first                L9
_journal_page_last                 L11
_cell_length_a                     5.897(1)
_cell_length_b                     5.897(1)
_cell_length_c                     23.18999(1000)
_cell_angle_alpha                  90
_cell_angle_beta                   90
_cell_angle_gamma                  120
_cell_volume                       698.4
_cell_formula_units_Z              2
_symmetry_space_group_name_H-M     'P 63/m m c'
_symmetry_Int_Tables_number        194
_symmetry_cell_setting             hexagonal
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  '-y,x-y,z'
  'y-x,-x,z'
  '-y,-x,z'
  'y-x,y,z'
  'x,x-y,z'
  '-x,-y,-z'
  'y,y-x,-z'
  'x-y,x,-z'
  'y,x,-z'
  'x-y,-y,-z'
  '-x,y-x,-z'
  '-x,-y,1/2+z'
  'y,y-x,1/2+z'
  'x-y,x,1/2+z'
  'y,x,1/2+z'
  'x-y,-y,1/2+z'
  '-x,y-x,1/2+z'
  'x,y,1/2-z'
  '-y,x-y,1/2-z'
  'y-x,-x,1/2-z'
  '-y,-x,1/2-z'
  'y-x,y,1/2-z'
  'x,x-y,1/2-z'
loop_
_atom_type_symbol
_atom_type_oxidation_number
  Sr2+   2.000
  Sn4+   4.000
  Fe3+   3.000
  Fe2+   2.000
  O2-   -2.000
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_calc_flag
  Sr1   Sr2+   2 d 0.3333 0.6667 0.75 1.  0 d
  Sn1   Sn4+   2 a 0. 0. 0. 0.13  0 d
  Fe1   Fe3+   2 a 0. 0. 0. 0.87  0 d
  Sn2   Sn4+   4 f 0.3333 0.6667 0.1896(2) 0.19  0 d
  Fe2   Fe3+   4 f 0.3333 0.6667 0.1896(2) 0.81  0 d
  Sn3   Sn4+  12 k 0.1688(4) 0.3376(8) 0.8920(1) 0.08  0 d
  Fe4   Fe3+  12 k 0.1688(4) 0.3376(8) 0.8920(1) 0.92  0 d
  Fe5   Fe2+   2 b 0. 0. 0.25 1.  0 d
  Fe6   Fe3+   4 f 0.3333 0.6667 0.0270(3) 1.  0 d
  O1    O2-    6 h 0.181(3) 0.362(5) 0.25 1.  0 d
  O2    O2-   12 k 0.157(2) 0.314(5) 0.0525(7) 1.  0 d
  O3    O2-   12 k 0.507(3) 0.014(6) 0.150(6) 1.  0 d
  O4    O2-    4 f 0.3333 0.6667 0.943(1) 1.  0 d
  O5    O2-    4 e 0. 0. 0.154(1) 1.  0 d
_refine_ls_R_factor_all            0.092