#------------------------------------------------------------------------------
#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/8/10/44/8104487.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_8104487
loop_
_publ_author_name
'Somer, M.'
'Peters, K.'
'Peters, E.M.'
'von Schnering, H.G.'
_publ_section_title
;
 Crystal structure of dipotassium sodium catena-diarsenidogallate
;
_journal_name_full
'Zeitschrift fuer Kristallographie (149,1979-)'
_journal_page_first              285
_journal_page_last               286
_journal_volume                  193
_journal_year                    1990
_chemical_formula_sum            'As2 Ga K2 Na'
_chemical_name_systematic        'K2 Na (Ga As2)'
_space_group_IT_number           72
_symmetry_space_group_name_Hall  '-I 2 2c'
_symmetry_space_group_name_H-M   'I b a m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.7331
_cell_length_b                   14.8089
_cell_length_c                   6.5736
_cell_volume                     655.452
_citation_journal_id_ASTM        ZEKRDZ
_cod_data_source_file            Somer_ZEKRDZ_1990_1419.cif
_cod_data_source_block           As2Ga1K2Na1
_cod_original_cell_volume        655.4523
_cod_original_formula_sum        'As2 Ga1 K2 Na1'
_cod_database_code               8104487
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,-y,z
x,-y,-z+1/2
-x,y,-z+1/2
-x,-y,-z
x,y,-z
-x,y,z-1/2
x,-y,z-1/2
x+1/2,y+1/2,z+1/2
-x+1/2,-y+1/2,z+1/2
x+1/2,-y+1/2,-z+1
-x+1/2,y+1/2,-z+1
-x+1/2,-y+1/2,-z+1/2
x+1/2,y+1/2,-z+1/2
-x+1/2,y+1/2,z
x+1/2,-y+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
Ga1 Ga+3 0 0.5 0.25 1 0.0
Na1 Na+1 0 0 0.25 1 0.0
As1 As-3 0.20147 0.59463 0 1 0.0
K1 K+1 0.24167 0.82584 0 1 0.0
