#------------------------------------------------------------------------------
#$Date: 2010-01-30 15:59:17 +0200 (Sat, 30 Jan 2010) $
#$Revision: 966 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/1010003.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_1010003
_chemical_name_systematic          'Arsenic tin (3/4)'
_chemical_formula_structural       'As3 Sn4'
_chemical_formula_sum              'As3 Sn4'
_publ_section_title
;
X-ray studies on the systems tin-antimony and tin-arsenic
;
_space_group_IT_number           166
_symmetry_space_group_name_Hall  '-P 3* 2'
_symmetry_space_group_name_H-M   'R -3 m :R'
_[local]_cod_cif_authors_sg_H-M  'R -3 m R'
loop_
_publ_author_name
  'Haegg, G'
  'Hybinette, A G'
_journal_name_full
;
Philosophical Magazine, Serie 7(1926-46,1955)
;
_journal_coden_ASTM                PHMA72
_journal_volume                    20
_journal_year                      1935
_journal_page_first                913
_journal_page_last                 929
_cell_length_a                     12.23
_cell_length_b                     12.23
_cell_length_c                     12.23
_cell_angle_alpha                  19.22
_cell_angle_beta                   19.22
_cell_angle_gamma                  19.22
_cell_volume                       173.3
_cell_formula_units_Z              1
_symmetry_cell_setting             trigonal
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  'y,x,z'
  'y,z,x'
  'x,z,y'
  'z,x,y'
  'z,y,x'
  '-x,-y,-z'
  '-y,-x,-z'
  '-y,-z,-x'
  '-x,-z,-y'
  '-z,-x,-y'
  '-z,-y,-x'
loop_
_atom_type_symbol
_atom_type_oxidation_number
  As0    0.000
  Sn0    0.000
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
  As1   As0    1 a 0. 0. 0. 1.  0 d
  Sn1   Sn0    2 c 0.1429 0.1429 0.1429 1.  0 d
  Sn2   Sn0    2 c 0.2857 0.2857 0.2857 1.  0 d
  As2   As0    2 c 0.4286 0.4286 0.4286 1.  0 d
_cod_database_code 1010003