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#$Date: 2024-04-25 17:59:02 +0300 (Thu, 25 Apr 2024) $
#$Revision: 291351 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/42/9004260.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_9004260
loop_
_publ_author_name
'Burns, P. C.'
'Hawthorne, F. C.'
'MacDonald, D. J.'
'Ventura, G. D.'
'Parodi, G.'
_publ_section_title
;
 The crystal structure of stillwellite
;
_journal_name_full               'The Canadian Mineralogist'
_journal_page_first              147
_journal_page_last               152
_journal_volume                  31
_journal_year                    1993
_chemical_formula_sum
'B Ca0.01 Ce0.49 La0.35 Nd0.07 O6 Pr0.03 Si Sm0.01 Th0.05'
_chemical_name_mineral           Stillwellite-(Ce)
_space_group_IT_number           144
_symmetry_space_group_name_Hall  'P 31'
_symmetry_space_group_name_H-M   'P 31'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   6.841
_cell_length_b                   6.841
_cell_length_c                   6.702
_cell_formula_units_Z            3
_cell_volume                     271.628
_database_code_amcsd             0005293
_exptl_crystal_density_diffrn    5.135
_cod_original_formula_sum
'Ce.49 La.35 Nd.07 Th.05 Pr.03 Ca.01 Sm.01 Si B O6'
_cod_database_code               9004260
loop_
_space_group_symop_operation_xyz
x,y,z
-y,x-y,1/3+z
-x+y,-x,2/3+z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Ce 0.41184 -0.00016 0.00000 0.49000 0.00420
La 0.41184 -0.00016 0.00000 0.35000 0.00420
Nd 0.41184 -0.00016 0.00000 0.07000 0.00420
Th 0.41184 -0.00016 0.00000 0.05000 0.00420
Pr 0.41184 -0.00016 0.00000 0.03000 0.00420
Ca 0.41184 -0.00016 0.00000 0.01000 0.00420
Sm 0.41184 -0.00016 0.00000 0.01000 0.00420
Si 0.41670 0.00010 -0.50080 1.00000 0.00260
B -0.11040 0.00050 0.00600 1.00000 0.01630
O1 0.14160 -0.39610 -0.00420 1.00000 0.00850
O2 0.53400 0.39490 0.00380 1.00000 0.00860
O3a -0.00370 0.05620 -0.78250 1.00000 0.00620
O3b 0.05430 -0.00120 0.11940 1.00000 0.00620
O4 0.65710 -0.19450 0.02140 1.00000 0.00570
O5 0.84930 0.19630 -0.02420 1.00000 0.00620
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0005293
