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#$Date: 2015-10-10 04:16:31 +0200 (Sat 10 de Oct de 2015) $
#$Revision: 164409 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/66/1536625.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_1536625
loop_
_publ_author_name
'Pluth, J.J.'
'Smith, J.V.'
_publ_section_title
;
 Crystal structure of dehydrated potassium-exchanged zeolite A. Absence of
 supposed zero-coordinated potassium. Refinement of Si, Al-ordered
 superstructure
;
_journal_name_full               'Journal of Physical Chemistry'
_journal_page_first              741
_journal_page_last               749
_journal_volume                  83
_journal_year                    1979
_chemical_formula_sum            'Al12 K11 O42 Si12'
_chemical_name_systematic        'K12 (Al12 Si12 O48)'
_space_group_IT_number           221
_symmetry_space_group_name_Hall  '-P 4 2 3'
_symmetry_space_group_name_H-M   'P m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   12.309
_cell_length_b                   12.309
_cell_length_c                   12.309
_cell_volume                     1864.955
_citation_journal_id_ASTM        JPCHAX
_cod_data_source_file            Pluth_JPCHAX_1979_1718.cif
_cod_data_source_block           Al12K11O42Si12
_cod_database_code               1536625
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x,z
-x,-y,z
y,-x,z
x,-y,-z
y,x,-z
-x,y,-z
-y,-x,-z
z,x,y
-x,z,y
-z,-x,y
x,-z,y
z,-x,-y
x,z,-y
-z,x,-y
-x,-z,-y
y,z,x
y,-z,-x
z,y,-x
-y,z,-x
-z,-y,-x
-y,-z,x
z,-y,x
-z,y,x
-x,-y,-z
y,-x,-z
x,y,-z
-y,x,-z
-x,y,z
-y,-x,z
x,-y,z
y,x,z
-z,-x,-y
x,-z,-y
z,x,-y
-x,z,-y
-z,x,y
-x,-z,y
z,-x,y
x,z,y
-y,-z,-x
-y,z,x
-z,-y,x
y,-z,x
z,y,x
y,z,-x
-z,y,-x
z,-y,-x
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
Al1 Al+3 0 0.1886 0.3774 0.5 0.0
O2 O-2 0 0.2833 0.2844 0.5 0.0
K4 K+1 0.185 0.185 0.185 0.125 0.0
K1 K+1 0.2311 0.2311 0.2311 0.75 0.0
K2 K+1 0 0.477 0.477 0.25 0.0
O1 O-2 0 0.2457 0.5 1 0.0
O3 O-2 0.1111 0.1111 0.3597 1 0.0
K3 K+1 0.356 0.356 0.356 0.125 0.0
Si1 Si+4 0 0.1886 0.3774 0.5 0.0
