#------------------------------------------------------------------------------
#$Date: 2010-01-30 15:59:17 +0200 (Sat, 30 Jan 2010) $
#$Revision: 966 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9007477.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_9007477
loop_
_publ_author_name
'Smith G S'
'Isaacs P B'
_publ_section_title
;
 The crystal structure of quartz-like GeO2
 Note: polymorph of argutite
;
_journal_name_full               'Acta Crystallographica'
_journal_page_first              842
_journal_page_last               846
_journal_volume                  17
_journal_year                    1964
_chemical_formula_sum            'Ge O2'
_chemical_name_mineral           GeO2
_symmetry_space_group_name_H-M   'P 32 2 1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   4.987
_cell_length_b                   4.987
_cell_length_c                   5.652
_cell_volume                     121.734
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
y,x,2/3-z
-y,x-y,2/3+z
-x,-x+y,1/3-z
-x+y,-x,1/3+z
x-y,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Ge 0.45130 0.00000 0.00000
O 0.39690 0.30210 0.09090
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
Ge 0.00718 0.00633 0.00680 0.00321 0.00000 0.00000
O 0.01814 0.01342 0.01343 0.01115 -0.00495 -0.00371
_cod_database_code 9007477