#------------------------------------------------------------------------------
#$Date: 2008-01-26 14:05:32 +0100 (Sat, 26 Jan 2008) $
#$Revision: 19 $
#$URL: svn://www.crystallography.net/cod/cif/2/2002648.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_2002648
_chemical_name_systematic
;
Cadmium copper hexaoxodivanadate (0.73/0.27/1)
;
_chemical_formula_structural       '(Cd0.73 Cu0.27) (V2 O6)'
_chemical_formula_sum              'Cd.73 Cu.27 O6 V2'
_publ_section_title
;
Cd0.73 Cu0.27 V2 O6: eine Verbindung mit Branneritstruktur
;
loop_
_publ_author_name
  'Muenchau, S'
  'Mueller-Buschbaum, Hk'
_journal_name_full
;
Zeitschrift fuer Naturforschung, Teil B. Anorganische Chemie,
Organische Chemie (42,1987-)
;
_journal_volume                    49
_journal_year                      1994
_journal_page_first                927
_journal_page_last                 930
_cell_length_a                     9.3390(2)
_cell_length_b                     3.5604(7)
_cell_length_c                     6.8930(4)
_cell_angle_alpha                  90
_cell_angle_beta                   111.85(3)
_cell_angle_gamma                  90
_cell_volume                       212.7
_cell_formula_units_Z              2
_symmetry_space_group_name_H-M     'C 1 2/m 1'
_symmetry_Int_Tables_number        12
_symmetry_cell_setting             monoclinic
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  'x,-y,z'
  '-x,-y,-z'
  '-x,y,-z'
  '1/2+x,1/2+y,z'
  '1/2+x,1/2-y,z'
  '1/2-x,1/2-y,-z'
  '1/2-x,1/2+y,-z'
loop_
_atom_type_symbol
_atom_type_oxidation_number
  Cd2+   2.000
  Cu2+   2.000
  V5+    5.000
  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
  Cd1   Cd2+   2 a 0. 0. 0. 0.73  0 d
  Cu1   Cu2+   2 a 0. 0. 0. 0.27  0 d
  V1    V5+    4 i 0.1889(1) 0. 0.6422(1) 1.  0 d
  O1    O2-    4 i 0.0290(2) 0. 0.7001(2) 1.  0 d
  O2    O2-    4 i 0.3334(2) 0. 0.8714(2) 1.  0 d
  O3    O2-    4 i 0.3062(1) 0. 0.4365(2) 1.  0 d
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_22
_atom_site_aniso_U_23
_atom_site_aniso_U_33
  Cd1   0.010(1) 0. 0.007(1) 0.005(1) 0. 0.011(1)
  Cu1   0.010(1) 0. 0.007(1) 0.005(1) 0. 0.011(1)
  V1    0.011(1) 0. 0.007(1) 0.004(1) 0. 0.013(1)
  O1    0.021(1) 0. 0.017(1) 0.014(1) 0. 0.025(1)
  O2    0.014(1) 0. 0.007(1) 0.010(1) 0. 0.019(1)
  O3    0.010(1) 0. 0.004(1) 0.006(1) 0. 0.009(1)
_refine_ls_R_factor_all            0.061