#------------------------------------------------------------------------------
#$Date: 2024-04-18 18:56:43 +0300 (Thu, 18 Apr 2024) $
#$Revision: 291269 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/06/9000633.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided the American Mineralogist Crystal Structure Database,
# http://rruff.geo.arizona.edu/AMS/amcsd.php
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_9000633
loop_
_publ_author_name
'Lager, G. A.'
'Meagher, E. P.'
_publ_section_title
;
 High-temperature structural study of six olivines
 T = 900 deg C, synthetic Ni2SiO4
;
_journal_name_full               'American Mineralogist'
_journal_page_first              365
_journal_page_last               377
_journal_volume                  63
_journal_year                    1978
_chemical_formula_sum            'Ni2 O4 Si'
_chemical_name_mineral           Liebenbergite
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2c 2ab'
_symmetry_space_group_name_H-M   'P b n m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.775
_cell_length_b                   10.216
_cell_length_c                   5.971
_cell_formula_units_Z            4
_cell_volume                     291.274
_database_code_amcsd             0000645
_diffrn_ambient_temperature      1173.15
_exptl_crystal_density_diffrn    4.777
_cod_original_formula_sum        'Ni2 Si O4'
_cod_database_code               9000633
loop_
_space_group_symop_operation_xyz
x,y,z
x,y,1/2-z
-x,-y,1/2+z
1/2+x,1/2-y,1/2+z
1/2-x,1/2+y,1/2-z
1/2-x,1/2+y,z
1/2+x,1/2-y,-z
-x,-y,-z
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Ni1 0.01536 0.02062 0.01806 -0.00099 -0.00173 -0.00278
Ni2 0.01871 0.01533 0.02167 0.00025 0.00000 0.00000
Si 0.00878 0.01269 0.01644 0.00000 0.00000 0.00000
O1 0.01213 0.02538 0.02601 -0.00124 0.00000 0.00000
O2 0.02356 0.01163 0.02402 0.00519 0.00000 0.00000
O3 0.02091 0.02538 0.01987 -0.00025 -0.00260 0.00340
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Ni1 0.00000 0.00000 0.00000
Ni2 0.99190 0.27500 0.25000
Si 0.42770 0.09430 0.25000
O1 0.76820 0.09340 0.25000
O2 0.21660 0.44640 0.25000
O3 0.27870 0.16310 0.03330
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0000645
