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#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/09/1530951.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_1530951
loop_
_publ_author_name
'Verkhovinskii, V.Ya.'
'Kuz'min, E.A.'
'Belov, N.V.'
'Ilyukhin, V.V.'
_publ_section_title
;
 The crystal structure of Na Titanogermanate Na2 (Ti O) (Ge O4)
;
_journal_name_full               'Doklady Akademii Nauk SSSR'
_journal_page_first              91
_journal_page_last               93
_journal_volume                  190
_journal_year                    1970
_chemical_formula_sum            'Ge Na2 O5 Ti'
_chemical_name_systematic        'Na2 (Ti O) (Ge O4)'
_space_group_IT_number           129
_symmetry_space_group_name_Hall  'P 4ab 2ab -1ab'
_symmetry_space_group_name_H-M   'P 4/n m m :1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.67
_cell_length_b                   6.67
_cell_length_c                   5.56
_cell_volume                     247.358
_citation_journal_id_ASTM        DANKAS
_cod_data_source_file            Verkhovinskii_DANKAS_1970_887.cif
_cod_data_source_block           Ge1Na2O5Ti1
_cod_original_cell_volume        247.3583
_cod_original_sg_symbol_Hall     '-P 4a 2a (x-1/4,y+1/4,z)'
_cod_original_formula_sum        'Ge1 Na2 O5 Ti1'
_cod_database_code               1530951
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y+1/2,x+1/2,z
-x,-y,z
y+1/2,-x+1/2,z
x+1/2,-y+1/2,-z
y,x,-z
-x+1/2,y+1/2,-z
-y,-x,-z
-x+1/2,-y+1/2,-z
y,-x,-z
x+1/2,y+1/2,-z
-y,x,-z
-x,y,z
-y+1/2,-x+1/2,z
x,-y,z
y+1/2,x+1/2,z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Ge1 Ge+4 0 0 0 1 0.0
Ti1 Ti+4 0.5 0 0.924 1 0.0
O1 O-2 0.213 0 0.808 1 0.0
Na1 Na+1 0.25 0.25 0.5 1 0.0
O2 O-2 0.5 0 0.257 1 0.0
