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#$Date: 2008-01-26 15:05:32 +0200 (Sat, 26 Jan 2008) $
#$Revision: 19 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/1007256.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_1007256
_chemical_name_systematic          'Trigermanium dizinc oxide'
_chemical_formula_structural       'Ge3 Zn2 O8'
_chemical_formula_sum              'Ge3 O8 Zn2'
_publ_section_title
;
Preparation de spinelles lacunaires par reaction d'echange a l'etat
solide.
;
loop_
_publ_author_name
  'Joubert, J C'
  'Durif, A'
_journal_name_full
;
Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences
(1884 - 1965)
;
_journal_coden_ASTM                COREAF
_journal_volume                    256
_journal_year                      1963
_journal_page_first                4403
_journal_page_last                 4405
_cell_length_a                     8.213(2)
_cell_length_b                     8.213(2)
_cell_length_c                     8.213(2)
_cell_angle_alpha                  90
_cell_angle_beta                   90
_cell_angle_gamma                  90
_cell_volume                       554.0
_cell_formula_units_Z              4
_symmetry_space_group_name_H-M     'P 43 3 2'
_symmetry_Int_Tables_number        212
_symmetry_cell_setting             cubic
loop_
_symmetry_equiv_pos_as_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'
  'z,x,y'
  '-z,1/2+x,1/2-y'
  '1/2-z,-x,1/2+y'
  '1/2+z,1/2-x,-y'
  'y,z,x'
  '1/2+y,1/2-z,-x'
  '-y,1/2+z,1/2-x'
  '1/2-y,-z,1/2+x'
  '1/4-x,1/4-z,1/4-y'
  '3/4+x,3/4-z,1/4+y'
  '1/4-y,1/4-x,1/4-z'
  '3/4+y,3/4-x,1/4+z'
  '1/4-z,1/4-y,1/4-x'
  '3/4+z,3/4-y,1/4+x'
  '3/4-x,1/4+z,3/4+y'
  '1/4+x,3/4+z,3/4-y'
  '3/4-y,1/4+x,3/4+z'
  '1/4+y,3/4+x,3/4-z'
  '3/4-z,1/4+y,3/4+x'
  '1/4+z,3/4+y,3/4-x'
loop_
_atom_type_symbol
_atom_type_oxidation_number
  Ge4+   4.000
  Zn2+   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
  Ge1   Ge4+  12 d 0.125 0.363 -0.113 1.  0 d
  Zn1   Zn2+   8 c 0.008 0.008 0.008 1.  0 d
  O1    O2-   24 e 0.137 0.137 0.387 1.  0 d
  O2    O2-    8 c 0.387 0.387 0.387 1.  0 d
_refine_ls_R_factor_all            0.09