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#$Date: 2015-10-14 17:52:44 +0300 (Wed, 14 Oct 2015) $
#$Revision: 168727 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/53/97/1539723.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_1539723
loop_
_publ_author_name
'Bernet, K.'
'Hoppe, R.'
_publ_section_title
;
 Zur Kristallstruktur von K4(SiO4)
;
_journal_name_full
'Zeitschrift fuer Anorganische und Allgemeine Chemie'
_journal_page_first              129
_journal_page_last               138
_journal_volume                  589
_journal_year                    1990
_chemical_formula_sum            'K4 O4 Si'
_chemical_name_systematic        'K4 (Si O4)'
_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                 112.83
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.37
_cell_length_b                   6.392
_cell_length_c                   10.366
_cell_volume                     633.283
_citation_journal_id_ASTM        ZAACAB
_cod_data_source_file            Bernet_ZAACAB_1990_1353.cif
_cod_data_source_block           K4O4Si1
_cod_original_cell_volume        633.2826
_cod_chemical_formula_sum_orig   'K4 O4 Si1'
_cod_database_code               1539723
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
O4 O-2 0.9072 0.7343 0.5285 1 0.0
K2 K+1 0.8431 0.1138 0.4184 1 0.0
Si1 Si+4 0.758 0.8706 0.0106 1 0.0
O3 O-2 0.6449 0.8191 0.4892 1 0.0
K4 K+1 0.6314 0.1666 0.6091 1 0.0
K1 K+1 0.426 0.1826 0.7951 1 0.0
O1 O-2 0.2192 0.9987 0.8466 1 0.0
K3 K+1 0.0648 0.0929 0.2007 1 0.0
O2 O-2 0.3019 0.5237 0.6268 1 0.0