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#$Date: 2015-10-09 21:21:30 +0300 (Fri, 09 Oct 2015) $
#$Revision: 162781 $
#$URL: svn://www.crystallography.net/cod/cif/7/22/26/7222609.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_7222609
loop_
_publ_author_name
'Hoch, C.'
'Roehr, C.'
_publ_section_title
;
 Alkalimetall-Oxosilicate A6 (Si3 O9) und A6 (Si2 O7) (A= Rb, Cs):
 Darstellung und Kristallstruktur
;
_journal_name_full
;
Zeitschrift fuer Naturforschung, Teil B. Anorganische Chemie, Organische 
Chemie (42,1987-)
;
_journal_page_first              423
_journal_page_last               430
_journal_volume                  56
_journal_year                    2001
_chemical_formula_sum            'O7 Rb6 Si2'
_chemical_name_systematic        'Rb6 (Si2 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                 125.52
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.6859
_cell_length_b                   9.1137
_cell_length_c                   11.2109
_cell_volume                     555.998
_citation_journal_id_ASTM        ZNBSEN
_cod_data_source_file            Hoch_ZNBSEN_2001_69.cif
_cod_data_source_block           O7Rb6Si2
_cod_original_cell_volume        555.9977
_cod_database_code               7222609
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 0 0 1 0.0
Rb1 Rb+1 0.11102 0.77559 0.22375 1 0.0
O3 O-2 0.4149 0.1568 0.1307 1 0.0
O2 O-2 0.2301 0.0763 0.2799 1 0.0
Rb3 Rb+1 0.5122 0.35307 0.40649 1 0.0
O4 O-2 0.0022 0.7794 0.4323 1 0.0
Rb2 Rb+1 0.2937 0.47546 0.04614 1 0.0
Si1 Si+4 0.1661 0.1315 0.1241 1 0.0
