#------------------------------------------------------------------------------
#$Date: 2010-06-10 16:11:07 +0100 (Thu, 10 Jun 2010) $
#$Revision: 1210 $
#$URL: svn://www.crystallography.net/cod/cif/9/9007718.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_9007718
loop_
_publ_author_name
'Parise, J. B.'
'Hyde, B. G.'
_publ_section_title
;
 The structure of atacamite and its relationship to spinel
 Locality: Mina La Farola, Chile
;
_journal_name_full               'Acta Crystallographica, Section C'
_journal_page_first              1277
_journal_page_last               1280
_journal_volume                  42
_journal_year                    1986
_chemical_formula_sum            'Cl Cu2 H3 O3'
_chemical_name_mineral           Atacamite
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   6.030
_cell_length_b                   6.865
_cell_length_c                   9.120
_cell_volume                     377.531
_exptl_crystal_density_diffrn    3.757
_[local]_cod_chemical_formula_sum_orig 'Cu2 Cl O3 H3'
_cod_database_code               9007718
_amcsd_database_code             AMCSD#0009785
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
x,1/2-y,z
-x,1/2+y,-z
1/2-x,1/2+y,1/2+z
1/2+x,1/2-y,1/2-z
1/2+x,y,1/2-z
1/2-x,-y,1/2+z
-x,-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
Cu1 0.00800 0.00800 0.00700 -0.00200 0.00100 -0.00100
Cu2 0.00500 0.00800 0.01000 0.00000 -0.00200 0.00000
Cl 0.00900 0.01500 0.01300 0.00000 -0.00200 0.00000
O1 0.01100 0.01000 0.01400 0.00000 0.00200 0.00000
O2 0.00900 0.00900 0.00900 0.00100 -0.00100 -0.00100
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Cu1 0.00000 0.00000 0.00000 0.00700
Cu2 0.19060 0.25000 0.25530 0.00700
Cl 0.35180 0.75000 0.05560 0.01200
O1 0.14980 0.25000 -0.00180 0.01100
O2 0.44060 0.06510 0.28790 0.00800
H1 0.30490 0.25000 -0.01480 0.00300
H2 0.43310 -0.03340 0.22790 0.00300