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#$Date: 2016-01-09 13:50:33 +0200 (Sat, 09 Jan 2016) $
#$Revision: 173860 $
#$URL: svn://www.crystallography.net/cod/cif/8/10/44/8104433.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_8104433
loop_
_publ_author_name
'Eisenmann, B.'
'Hansa, J.'
_publ_section_title
;
 Crystal structure of tetrasodium decaselenidotetragermanate
;
_journal_name_full
'Zeitschrift fuer Kristallographie (149,1979-)'
_journal_page_first              325
_journal_page_last               326
_journal_volume                  205
_journal_year                    1993
_chemical_formula_sum            'Ge4 Na4 Se10'
_chemical_name_systematic        'Na4 (Ge4 Se10)'
_space_group_IT_number           63
_symmetry_space_group_name_Hall  '-C 2c 2'
_symmetry_space_group_name_H-M   'C m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.507
_cell_length_b                   13.363
_cell_length_c                   11.034
_cell_volume                     1991.571
_citation_journal_id_ASTM        ZEKRDZ
_cod_data_source_file            Eisenmann_ZEKRDZ_1993_1535.cif
_cod_data_source_block           Ge4Na4Se10
_cod_database_code               8104433
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,z+1/2
x,-y,-z
-x,y,-z+1/2
-x,-y,-z
x,y,-z-1/2
-x,y,z
x,-y,z-1/2
x+1/2,y+1/2,z
-x+1/2,-y+1/2,z+1/2
x+1/2,-y+1/2,-z
-x+1/2,y+1/2,-z+1/2
-x+1/2,-y+1/2,-z
x+1/2,y+1/2,-z-1/2
-x+1/2,y+1/2,z
x+1/2,-y+1/2,z-1/2
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
Se3 Se-2 0 0.1484 0.25 1 0.0
Se4 Se-2 0 0.1549 0.9115 1 0.0
Se1 Se-2 0 0.5619 0.25 1 0.0
Na1 Na+1 0.1472 0 0 1 0.0
Na2 Na+1 0.1695 0.7521 0.25 1 0.0
Ge1 Ge+4 0 0.2542 0.0802 1 0.0
Se5 Se-2 0.2764 0.55 0.25 1 0.0
Ge2 Ge+4 0.1369 0.4551 0.25 1 0.0
Se2 Se-2 0.1451 0.3531 0.0738 1 0.0
