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#$Date: 2010-01-30 15:59:17 +0200 (Sat, 30 Jan 2010) $
#$Revision: 966 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9006106.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_9006106
loop_
_publ_author_name
'Comodi P'
'Mellini M'
'Zanazzi P F'
_publ_section_title
;
 Magnesiochloritoid: compressibility and high
 pressure structure refinement
 Sample: P = 34 kbar
;
_journal_name_full               'Physics and Chemistry of Minerals'
_journal_page_first              483
_journal_page_last               490
_journal_volume                  18
_journal_year                    1992
_chemical_formula_sum            'Al2 Fe0.35 H2 Mg0.65 O7 Si'
_chemical_name_mineral           Magnesiochloritoid
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 101.4
_cell_angle_gamma                90
_cell_length_a                   9.367
_cell_length_b                   5.419
_cell_length_c                   17.96
_cell_volume                     893.660
_diffrn_ambient_pressure         3.4e+06
_[local]_cod_chemical_formula_sum_orig 'Al2 (Mg.65 Fe.35) Si (O7 H2)'
loop_
_symmetry_equiv_pos_as_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_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Al1A 0.25000 0.25000 0.00000 1.00000 0.00690
Al2A 0.00000 0.40640 0.25000 1.00000 0.00320
Mg1B 0.08380 0.74550 0.00050 0.65000 0.00370
Fe1B 0.08380 0.74550 0.00050 0.35000 0.00370
Al2B 0.24940 0.65760 0.24870 1.00000 0.00350
Si 0.46340 0.40530 0.15330 1.00000 0.00190
O-H1A 0.11560 0.39360 0.05350 1.00000 0.00640
O-H1B 0.26660 0.94630 0.05110 1.00000 0.00330
O1C 0.42390 0.39850 0.05930 1.00000 0.00640
O2A 0.39420 0.15920 0.18920 1.00000 0.00670
O2B 0.39450 0.64970 0.18820 1.00000 0.00470
O2C 0.14040 0.90750 0.18760 1.00000 0.00450
O2D 0.14830 0.40430 0.19940 1.00000 0.00400
_cod_database_code 9006106