#------------------------------------------------------------------------------
#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/8/10/38/8103860.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_8103860
loop_
_publ_author_name
'Asbrand, M.'
'Eisenmann, B.'
'Somer, M.'
_publ_section_title
;
 Crystal structure of tetrapotassium diarsenidomercurate(II): K4 (Hg As2)
;
_journal_name_full
;
Zeitschrift fuer Kristallographie - New Crystal Structures
;
_journal_page_first              79
_journal_page_last               79
_journal_volume                  212
_journal_year                    1997
_chemical_formula_sum            'As2 Hg K4'
_chemical_name_systematic        'K4 (Hg As2)'
_space_group_IT_number           166
_symmetry_space_group_name_Hall  '-R 3 2"'
_symmetry_space_group_name_H-M   'R -3 m :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            3
_cell_length_a                   5.763
_cell_length_b                   5.763
_cell_length_c                   27.696
_cell_volume                     796.608
_citation_journal_id_ASTM        ZKNSFT
_cod_data_source_file            Asbrand_ZKNSFT_1997_1962.cif
_cod_data_source_block           As2Hg1K4
_cod_original_cell_volume        796.6085
_cod_original_formula_sum        'As2 Hg1 K4'
_cod_database_code               8103860
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x-y,z
-x+y,-x,z
y,x,-z
-x,-x+y,-z
x-y,-y,-z
-x,-y,-z
y,-x+y,-z
x-y,x,-z
-y,-x,z
x,x-y,z
-x+y,y,z
x+2/3,y+1/3,z+1/3
-y+2/3,x-y+1/3,z+1/3
-x+y+2/3,-x+1/3,z+1/3
y+2/3,x+1/3,-z+1/3
-x+2/3,-x+y+1/3,-z+1/3
x-y+2/3,-y+1/3,-z+1/3
-x+2/3,-y+1/3,-z+1/3
y+2/3,-x+y+1/3,-z+1/3
x-y+2/3,x+1/3,-z+1/3
-y+2/3,-x+1/3,z+1/3
x+2/3,x-y+1/3,z+1/3
-x+y+2/3,y+1/3,z+1/3
x+1/3,y+2/3,z+2/3
-y+1/3,x-y+2/3,z+2/3
-x+y+1/3,-x+2/3,z+2/3
y+1/3,x+2/3,-z+2/3
-x+1/3,-x+y+2/3,-z+2/3
x-y+1/3,-y+2/3,-z+2/3
-x+1/3,-y+2/3,-z+2/3
y+1/3,-x+y+2/3,-z+2/3
x-y+1/3,x+2/3,-z+2/3
-y+1/3,-x+2/3,z+2/3
x+1/3,x-y+2/3,z+2/3
-x+y+1/3,y+2/3,z+2/3
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
Hg1 Hg+2 0 0 0 1 0.0
As1 As-3 0 0 0.08893 1 0.0
K2 K+1 0 0 0.3879 1 0.0
K1 K+1 0 0 0.20832 1 0.0
