#------------------------------------------------------------------------------
#$Date: 2015-09-17 04:17:11 +0300 (Thu, 17 Sep 2015) $
#$Revision: 156618 $
#$URL: svn://www.crystallography.net/cod/cif/2/10/67/2106752.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2106752
loop_
_publ_author_name
'Darriet, B.'
'Galy, J.'
_publ_section_title
;
 Synthese et structure cristalline du bis(difluorooxostannate(II))
 d'etain(II), (Sn2 O2 F4) Sn2
;
_journal_name_full               'Acta Crystallographica B (24,1968-38,1982)'
_journal_page_first              1489
_journal_page_last               1492
_journal_volume                  33
_journal_year                    1977
_chemical_formula_sum            'F4 O2 Sn4'
_chemical_name_systematic        'Sn2 (Sn2 O2 F4)'
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 97.9
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.296
_cell_length_b                   8.076
_cell_length_c                   5.074
_cell_volume                     377.313
_citation_journal_id_ASTM        ACBCAR
_cod_data_source_file            Darriet_ACBCAR_1977_255.cif
_cod_data_source_block           F4O2Sn4
_cod_original_cell_volume        377.3128
_cod_database_code               2106752
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y,-z
-x,-y,-z
x,-y,z
x+1/2,y+1/2,z
-x+1/2,y+1/2,-z
-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
O1 O-2 0.392 0 0.303 1 0.0
F1 F-1 0.675 0.179 0.199 1 0.0
Sn2 Sn+2 0 0.2964 0.5 1 0.0
Sn1 Sn+2 0.2167 0 0.0143 1 0.0
