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#$Date: 2013-04-28 20:31:03 +0300 (Sun, 28 Apr 2013) $
#$Revision: 82151 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/50/90/1509078.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_1509078
loop_
_publ_author_name
'Park, H.-Y.'
'Kim, H.-G.'
'Kim, W.-T.'
'Kim, J.-E.'
'Kim, C.D.'
_publ_section_title
;
 Optical properties of Zn2 Ag Ga Se4 and Zn2 Ag Ga Se4:Co(2+) crystals
;
_journal_name_full               'Solid State Communications'
_journal_page_first              793
_journal_page_last               795
_journal_volume                  77
_journal_year                    1991
_chemical_formula_sum            'Ag0.25 Ga0.25 Se Zn0.5'
_chemical_name_systematic
'Silver gallium zinc selenide (0.25/0.25/0.5/1)'
_space_group_IT_number           216
_symmetry_space_group_name_Hall  'F -4 2 3'
_symmetry_space_group_name_H-M   'F -4 3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.68
_cell_length_b                   5.68
_cell_length_c                   5.68
_cell_volume                     183.250
_citation_journal_id_ASTM        SSCOA4
_[local]_cod_data_source_file    silver0-1_39.cif
_[local]_cod_data_source_block   Ag0.25Ga0.25Se1Zn0.5
_[local]_cod_chemical_formula_sum_orig 'Ag0.25 Ga0.25 Se1 Zn0.5'
_cod_original_cell_volume        183.2504
_cod_database_code               1509078
loop_
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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
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z+1/2,-y+1/2,-x
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Ag1 Ag+1 0 0 0 0.25
Zn1 Zn+2 0 0 0 0.5
Ga1 Ga+3 0 0 0 0.25
Se1 Se-2 0.25 0.25 0.25 1