#------------------------------------------------------------------------------
#$Date: 2015-01-27 21:58:39 +0200 (Tue, 27 Jan 2015) $
#$Revision: 130149 $
#$URL: svn://www.crystallography.net/cod/cif/1/00/85/1008518.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_1008518
loop_
_publ_author_name
'Klein, J'
'Eisenmann, B'
_publ_section_title
;
Zintl-Phasen mit komplexen Anionen: Darstellung und
Einkristallstrukturbestimmung von KSnAs und
K₆Sn₃As₅
;
_journal_coden_ASTM              MRBUAC
_journal_name_full               'Materials Research Bulletin'
_journal_page_first              587
_journal_page_last               594
_journal_paper_doi               10.1016/0025-5408(88)90167-5
_journal_volume                  23
_journal_year                    1988
_chemical_formula_structural     'K Sn As'
_chemical_formula_sum            'As K Sn'
_chemical_name_systematic        'Potassium tin arsenide'
_space_group_IT_number           186
_symmetry_cell_setting           hexagonal
_symmetry_Int_Tables_number      186
_symmetry_space_group_name_Hall  'P 6c -2c'
_symmetry_space_group_name_H-M   'P 63 m c'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   4.102(2)
_cell_length_b                   4.102(2)
_cell_length_c                   12.816(5)
_cell_volume                     186.8
_refine_ls_R_factor_all          0.042
_cod_database_code               1008518
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x-y,z
y-x,-x,z
-y,-x,z
y-x,y,z
x,x-y,z
-x,-y,1/2+z
y,y-x,1/2+z
x-y,x,1/2+z
y,x,1/2+z
x-y,-y,1/2+z
-x,y-x,1/2+z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_calc_flag
K1 K1+ 2 b 0.3333 0.6667 0. 1. 0 d
Sn1 Sn2+ 2 a 0. 0. 0.2823(9) 1. 0 d
As1 As3- 2 b 0.3333 0.6667 0.6795(5) 1. 0 d
loop_
_atom_type_symbol
_atom_type_oxidation_number
K1+ 1.000
Sn2+ 2.000
As3- -3.000
