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#$Date: 2010-06-10 18:11:07 +0300 (Thu, 10 Jun 2010) $
#$Revision: 1210 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9009631.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_9009631
loop_
_publ_author_name
'Hazen, R. M.'
'Finger, L. W.'
'Mariathasan, J. W. E.'
_publ_section_title
;
 High-pressure crystal chemistry of scheelite-type tungstates and molybdates
 Note: P = 4.09 GPa
;
_journal_name_full               'Journal of Physics and Chemistry of Solids'
_journal_page_first              253
_journal_page_last               263
_journal_volume                  46
_journal_year                    1985
_chemical_formula_sum            'Ca O4 W'
_chemical_name_mineral           Scheelite
_space_group_IT_number           88
_symmetry_space_group_name_Hall  '-I 4ad'
_symmetry_space_group_name_H-M   'I 41/a :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   5.160
_cell_length_b                   5.160
_cell_length_c                   11.142
_cell_volume                     296.662
_diffrn_ambient_pressure         4.09e+06
_exptl_crystal_density_diffrn    6.447
_[local]_cod_cif_authors_sg_H-M  'I 41/a'
_[local]_cod_chemical_formula_sum_orig 'Ca W O4'
_cod_database_code               9009631
_amcsd_database_code             AMCSD#0012435
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
1/2+x,1/2+y,1/2+z
3/4+y,1/4-x,1/4-z
1/4+y,3/4-x,3/4-z
3/4-y,1/4+x,1/4+z
1/4-y,3/4+x,3/4+z
1/2+x,y,1/2-z
+x,1/2+y,-z
1/2-x,-y,1/2+z
-x,1/2-y,+z
3/4-y,3/4+x,3/4-z
1/4-y,1/4+x,1/4-z
3/4+y,3/4-x,3/4+z
1/4+y,1/4-x,1/4+z
-x,-y,-z
1/2-x,1/2-y,1/2-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Ca 0.00000 0.25000 0.62500 0.01482
W 0.00000 0.25000 0.12500 0.01051
O 0.15340 0.00090 0.21530 0.01836