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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/9/00/51/9005198.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_9005198
loop_
_publ_author_name
'Carrozzini, B.'
_publ_section_title
;
 Crystal structure refinements of ilvaite: new relationships
 between chemical composition and crystallographic parameters
 Sample: Rio Marina X
;
_journal_name_full               'European Journal of Mineralogy'
_journal_page_first              465
_journal_page_last               479
_journal_volume                  6
_journal_year                    1994
_chemical_formula_sum            'Al0.04 Ca Fe2.85 H Mg0.03 Mn0.08 O9 Si2'
_chemical_name_mineral           Ilvaite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.02
_cell_angle_gamma                90
_cell_length_a                   13.012
_cell_length_b                   8.809
_cell_length_c                   5.849
_cell_formula_units_Z            4
_cell_volume                     670.428
_database_code_amcsd             0006544
_exptl_crystal_density_diffrn    4.029
_cod_original_formula_sum        'Ca Fe2.85 Mg.03 Al.04 Mn.08 Si2 O9 H'
_cod_database_code               9005198
loop_
_space_group_symop_operation_xyz
x,y,z
1/2+x,1/2-y,z
1/2-x,1/2+y,-z
-x,-y,-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
Ca 0.81278 0.37024 0.75039 1.00000 0.00811
FeM(1,1) 0.89015 0.05073 0.00773 0.97000 0.00722
MgM(1,1) 0.89015 0.05073 0.00773 0.03000 0.00722
FeM(1,2) 0.89010 0.05099 0.49227 0.96000 0.00760
AlM(1,2) 0.89010 0.05099 0.49227 0.04000 0.00760
FeM2 0.94082 0.74010 0.24982 0.92000 0.00773
MnM2 0.94082 0.74010 0.24982 0.08000 0.00773
Si1 0.95948 0.36887 0.24998 1.00000 0.00532
Si2 0.67939 0.22717 0.25025 1.00000 0.00545
O1 0.00995 0.02989 0.74868 1.00000 0.01140
O(2,1) 0.93619 0.27203 0.01701 1.00000 0.00785
O(2,2) 0.93611 0.27192 0.48285 1.00000 0.00747
O3 0.77741 0.10968 0.25054 1.00000 0.00798
O(4,1) 0.67086 0.32954 0.01833 1.00000 0.00811
O(4,2) 0.67082 0.33004 0.48163 1.00000 0.00798
O5 0.58484 0.10091 0.25027 1.00000 0.00735
O6 0.60174 0.02566 0.75030 1.00000 0.01013
O7 0.79840 0.10925 0.74904 1.00000 0.00798
H 0.74451 0.06193 0.74989 1.00000 0.03065
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0006544
