#------------------------------------------------------------------------------
#$Date: 2016-02-16 22:30:59 +0200 (Tue, 16 Feb 2016) $
#$Revision: 176467 $
#$URL: file:///home/coder/svn-repositories/cod/cif/4/00/17/4001727.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_4001727
loop_
_publ_author_name
'Fu, A.-H.'
'Chen, X.'
'Huang, X.-Y.'
'Guo, H.-Y.'
'Li, J.'
'Zhang, L.-D.'
_publ_section_title
;
 From 1D chain to 3D network: syntheses, structures, and 1D properties of
 K2 Mn Sn2 Se6, K2 Mn Sn Se4, and K2 Ag2 Sn Se4
;
_journal_name_full               'Chemistry of Materials (1,1989-)'
_journal_page_first              2385
_journal_page_last               2391
_journal_volume                  12
_journal_year                    2000
_chemical_formula_sum            'Ag2 K2 Se4 Sn'
_chemical_name_systematic        'K2 (Ag2 Sn Se4)'
_space_group_IT_number           13
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 113.56
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   7.575
_cell_length_b                   5.92
_cell_length_c                   12.148
_cell_volume                     499.354
_citation_journal_id_ASTM        CMATEX
_cod_data_source_file            silver2-3_116.cif
_cod_data_source_block           Ag2K2Se4Sn1
_cod_original_cell_volume        499.3544
_cod_original_formula_sum        'Ag2 K2 Se4 Sn1'
_cod_database_code               4001727
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y,-z+1/2
-x,-y,-z
x,-y,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
K1 K+1 0 0.5228 0.25 1 0.0
Ag1 Ag+1 0.4991 0.2499 0.5331 1 0.0
K2 K+1 0 0 0 1 0.0
Se1 Se-2 0.2672 0.0306 0.3104 1 0.0
Se2 Se-2 0.2667 0.4701 0.0746 1 0.0
Sn1 Sn+4 0.5 0.2491 0.25 1 0.0