#------------------------------------------------------------------------------
#$Date: 2016-01-01 13:41:40 +0100 (vie 01 de ene de 2016) $
#$Revision: 172405 $
#$URL: svn://www.crystallography.net/cod/cif/7/22/36/7223691.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_7223691
loop_
_publ_author_name
'Range, K.J.'
'Heyns, A.M.'
'Hegenbart, W.'
'Rau, F.'
'Klement, U.'
_publ_section_title
;
 Hochdrucksynthese und Kristallstruktur von Kalium- und
 Rubidiumdiwolframat(VI), K2 W2 O7 und Rb2 W2 O7
;
_journal_name_full
;
Zeitschrift fuer Naturforschung, Teil B. Anorganische Chemie, Organische 
Chemie (42,1987-)
;
_journal_page_first              107
_journal_page_last               110
_journal_volume                  45
_journal_year                    1990
_chemical_formula_sum            'K2 O7 W2'
_chemical_name_systematic        'K2 (W2 O7)'
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.4
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   3.883
_cell_length_b                   13.653
_cell_length_c                   5.96
_cell_volume                     315.959
_citation_journal_id_ASTM        ZNBSEN
_cod_data_source_file            Range_ZNBSEN_1990_1998.cif
_cod_data_source_block           K2O7W2
_cod_original_cell_volume        315.9593
_cod_database_code               7223691
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y+1/2,-z+1/2
-x,-y,-z
x,-y-1/2,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
O1 O-2 0.5 0.5 0.5 1 0.0
O4 O-2 0.492 0.315 0.684 1 0.0
K1 K+1 -0.015 0.6714 0.675 1 0.0
O2 O-2 0.01 0.453 0.771 1 0.0
W1 W+6 0.5546 0.0659 0.2823 1 0.0
O3 O-2 0.5 0.579 0.906 1 0.0
