#------------------------------------------------------------------------------
#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/31/1533115.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_1533115
loop_
_publ_author_name
'Ehrenberg, H.'
'Knapp, M.'
'Baehtz, C.'
'Klemme, S.'
_publ_section_title
;
 Tetragonal low-temperature phase of Mg Cr2 O4
;
_journal_name_full               'Powder Diffraction'
_journal_page_first              230
_journal_page_last               233
_journal_volume                  17
_journal_year                    2002
_chemical_formula_sum            'Cr2 Mg O4'
_chemical_name_systematic        'Mg (Cr2 O4)'
_space_group_IT_number           141
_symmetry_space_group_name_Hall  '-I 4bd 2'
_symmetry_space_group_name_H-M   'I 41/a m d :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.89199
_cell_length_b                   5.89199
_cell_length_c                   8.31677
_cell_volume                     288.721
_citation_journal_id_ASTM        PODIE2
_cod_data_source_file            Ehrenberg_PODIE2_2002_8.cif
_cod_data_source_block           Cr2Mg1O4
_cod_original_cell_volume        288.7212
_cod_original_formula_sum        'Cr2 Mg1 O4'
_cod_database_code               1533115
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y+1/4,x+3/4,z+1/4
-x+1/2,-y,z+1/2
y+1/4,-x+1/4,z+3/4
x,-y,-z
y+1/4,x+3/4,-z+1/4
-x+1/2,y,-z+1/2
-y+1/4,-x+1/4,-z+3/4
-x,-y,-z
y-1/4,-x-3/4,-z-1/4
x-1/2,y,-z-1/2
-y-1/4,x-1/4,-z-3/4
-x,y,z
-y-1/4,-x-3/4,z-1/4
x-1/2,-y,z-1/2
y-1/4,x-1/4,z-3/4
x+1/2,y+1/2,z+1/2
-y+3/4,x+5/4,z+3/4
-x+1,-y+1/2,z+1
y+3/4,-x+3/4,z+5/4
x+1/2,-y+1/2,-z+1/2
y+3/4,x+5/4,-z+3/4
-x+1,y+1/2,-z+1
-y+3/4,-x+3/4,-z+5/4
-x+1/2,-y+1/2,-z+1/2
y+1/4,-x-1/4,-z+1/4
x,y+1/2,-z
-y+1/4,x+1/4,-z-1/4
-x+1/2,y+1/2,z+1/2
-y+1/4,-x-1/4,z+1/4
x,-y+1/2,z
y+1/4,x+1/4,z-1/4
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
Mg1 Mg+2 0 0.75 0.125 1 0.0
O1 O-2 0 0.5183 0.7415 1 0.0
Cr1 Cr+3 0 0 0.5 1 0.0
