#------------------------------------------------------------------------------
#$Date: 2024-04-25 17:59:02 +0300 (Thu, 25 Apr 2024) $
#$Revision: 291351 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/52/9005277.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_9005277
loop_
_publ_author_name
'Tribaudino, M.'
_publ_section_title
;
 High-temperature crystal chemistry of C2/c clinopyroxenes along
 the join CaMgSi2O6-CaAl2SiO6
 Sample: Di70CaTs30 at 300 C
;
_journal_name_full               'European Journal of Mineralogy'
_journal_page_first              273
_journal_page_last               279
_journal_volume                  8
_journal_year                    1996
_chemical_formula_sum            'Al0.6 Ca Mg0.7 O6 Si1.7'
_chemical_name_mineral           Diopside
_space_group_IT_number           15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 106.24
_cell_angle_gamma                90
_cell_length_a                   9.703
_cell_length_b                   8.863
_cell_length_c                   5.281
_cell_formula_units_Z            4
_cell_volume                     436.032
_database_code_amcsd             0006623
_exptl_crystal_density_diffrn    3.306
_cod_original_formula_sum        'Ca Mg.7 Al.6 Si1.7 O6'
_cod_database_code               9005277
loop_
_space_group_symop_operation_xyz
x,y,z
1/2+x,1/2+y,z
x,-y,1/2+z
1/2+x,1/2-y,1/2+z
-x,y,1/2-z
1/2-x,1/2+y,1/2-z
-x,-y,-z
1/2-x,1/2-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
CaM2 0.02120 0.01200 0.01180 0.00000 0.00000 0.00000
MgM1 0.01040 0.00970 0.00810 0.00000 0.00140 0.00000
AlM1 0.01040 0.00970 0.00810 0.00000 0.00140 0.00000
AlT 0.00700 0.00800 0.00700 -0.00010 0.00190 -0.00060
SiT 0.00700 0.00800 0.00700 -0.00010 0.00190 -0.00060
O1 0.00660 0.01820 0.01380 0.00080 0.00290 -0.00090
O2 0.01920 0.01310 0.01490 -0.00270 0.00340 -0.00130
O3 0.00960 0.01720 0.01170 0.00510 0.00330 -0.00470
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
CaM2 0.00000 0.30290 0.25000 1.00000 0.01596
MgM1 0.00000 0.90770 0.25000 0.70000 0.00963
AlM1 0.00000 0.90770 0.25000 0.30000 0.00963
AlT 0.28710 0.09370 0.22570 0.15000 0.00735
SiT 0.28710 0.09370 0.22570 0.85000 0.00735
O1 0.11260 0.08530 0.13680 1.00000 0.01292
O2 0.36220 0.25420 0.31660 1.00000 0.01596
O3 0.35180 0.01730 -0.00650 1.00000 0.01279
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0006623
