#------------------------------------------------------------------------------
#$Date: 2024-04-18 18:56:43 +0300 (Thu, 18 Apr 2024) $
#$Revision: 291269 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/12/9001226.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_9001226
loop_
_publ_author_name
'Phillips, M. W.'
'Draheim, J. E.'
'Popp, R. K.'
'Clowe, C. A.'
'Pinkerton, A. A.'
_publ_section_title
;
 Effects of oxidation-dehydrogenation in tschermakitic hornblende
 sample H-11, after annealing at 650 C, 1 kbar
;
_journal_name_full               'American Mineralogist'
_journal_page_first              764
_journal_page_last               773
_journal_volume                  74
_journal_year                    1989
_chemical_formula_sum
'Al2.42 Ca1.806 Fe1.884 H1.78 Mg2.186 Na0.664 O24 Si6.44 Ti0.07'
_chemical_name_mineral           Hornblende
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 105.05
_cell_angle_gamma                90
_cell_length_a                   9.803
_cell_length_b                   18.046
_cell_length_c                   5.313
_cell_formula_units_Z            2
_cell_volume                     907.657
_database_code_amcsd             0001250
_exptl_crystal_density_diffrn    3.225
_exptl_crystal_pressure_history  'after annealing at 650 C, 1 kbar'
_exptl_crystal_thermal_history   'after annealing at 650 C'
_cod_original_formula_sum
'Al2.42 Si6.44 Fe1.884 Mg2.186 Ti.07 Ca1.806 Na.664 O24 H1.78'
_cod_database_code               9001226
loop_
_space_group_symop_operation_xyz
x,y,z
1/2+x,1/2+y,z
x,-y,z
1/2+x,1/2-y,z
-x,y,-z
1/2-x,1/2+y,-z
-x,-y,-z
1/2-x,1/2-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
Al1 0.28110 0.08682 0.30119 0.39000 ?
Si1 0.28110 0.08682 0.30119 0.61000 ?
Si2 0.29154 0.17306 0.81322 1.00000 ?
Fe1 0.00000 0.08869 0.50000 0.41300 ?
Mg1 0.00000 0.08869 0.50000 0.58700 ?
Fe2 0.00000 0.17764 0.00000 0.28400 ?
Mg2 0.00000 0.17764 0.00000 0.25100 ?
Al2 0.00000 0.17764 0.00000 0.43000 ?
Ti2 0.00000 0.17764 0.00000 0.03500 ?
Fe3 0.00000 0.00000 0.00000 0.49000 ?
Mg3 0.00000 0.00000 0.00000 0.51000 ?
Ca4 0.00000 0.27999 0.50000 0.90300 ?
Na4 0.00000 0.27999 0.50000 0.09700 ?
O1 0.10630 0.09060 0.21320 1.00000 ?
O2 0.11920 0.17430 0.73560 1.00000 ?
O3 0.11020 0.00000 0.71360 1.00000 ?
O4 0.36860 0.25050 0.79300 1.00000 ?
O5 0.35040 0.13950 0.10890 1.00000 ?
O6 0.34300 0.11950 0.60210 1.00000 ?
O7 0.33530 0.00000 0.28610 1.00000 ?
Na2/m 0.00000 0.50000 0.00000 0.47000 ?
H 0.31900 0.50000 0.26800 0.89000 0.00633
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0001250
