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#$Date: 2024-05-06 10:39:41 +0300 (Mon, 06 May 2024) $
#$Revision: 291735 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/97/9009711.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_9009711
loop_
_publ_author_name
'Zhesheng, M.'
'Nicheng, S.'
'Jinchuan, S.'
'Zhizhong, P.'
_publ_section_title
;The refinement of the crystal structure of carboborite
 MgCa2[CO3]2[B(OH)4]2*4H2O
;
_journal_name_full               'Bulletin de Mineralogie'
_journal_page_first              578
_journal_page_last               581
_journal_volume                  104
_journal_year                    1981
_chemical_formula_sum            'C2 H16 B2 Ca2 Mg O18'
_chemical_name_mineral           Carboborite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90
_cell_angle_beta                 116.64
_cell_angle_gamma                90
_cell_length_a                   11.011
_cell_length_b                   6.674
_cell_length_c                   10.692
_cell_formula_units_Z            2
_cell_volume                     702.316
_database_code_amcsd             0012074
_exptl_crystal_density_diffrn    2.148
_cod_original_formula_sum        'Mg Ca2 C2 B2 O18 H16'
_cod_database_code               9009711
loop_
_space_group_symop_operation_xyz
x,y,z
1/2+x,1/2-y,1/2+z
1/2-x,1/2+y,1/2-z
-x,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Mg 0.50000 0.00000 0.00000
Ca 0.29850 0.99870 0.23910
C 0.27640 0.26540 0.02350
B 0.50800 -0.29430 0.24640
O1 0.20520 0.28600 0.09040
O2 0.34370 0.10080 0.04300
O3 0.41210 0.29750 0.38380
O4 0.27770 0.40250 -0.05890
O5 0.54770 -0.22320 0.14140
O6 0.57760 -0.48270 0.30930
O7 0.52780 -0.13620 0.34970
O8 0.63700 0.19340 0.15190
O9 0.35930 -0.33070 0.18160
H1 0.11600 0.19100 0.63100
H2 0.17300 0.12000 0.40700
H3 0.35800 0.46600 0.62400
H4 0.42800 0.30500 0.88700
H5 0.40100 0.06700 0.61500
H6 0.46000 0.26700 0.47100
H7 0.16800 0.35200 0.72400
H8 0.47700 0.35000 0.37900
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0012074
