#------------------------------------------------------------------------------
#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/52/77/1527730.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_1527730
loop_
_publ_author_name
'Lindemann, W.'
_publ_section_title
;
 Gitterkonstanten, Raumgruppe und Parameter des gamma-Mg Si O3
;
_journal_name_full               Naturwissenschaften
_journal_page_first              428
_journal_page_last               429
_journal_volume                  48
_journal_year                    1961
_chemical_formula_sum            'Mg O3 Si'
_chemical_name_systematic        'Mg (Si O3)'
_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                 71.92
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   9.681
_cell_length_b                   8.739
_cell_length_c                   5.202
_cell_volume                     418.371
_citation_journal_id_ASTM        NATWAY
_cod_data_source_file            Lindemann_NATWAY_1961_1671.cif
_cod_data_source_block           Mg1O3Si1
_cod_original_cell_volume        418.3706
_cod_original_sg_symbol_Hall     '-P 2ybc (x-z,y,z)'
_cod_original_formula_sum        'Mg1 O3 Si1'
_cod_database_code               1527730
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x+1/2,y+1/2,-z+1/2
-x,-y,-z
x-1/2,-y-1/2,z-1/2
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Si1 Si+4 0.21 0.41 0.201 1 0.0
Si2 Si+4 -0.21 0.41 0.299 1 0.0
O1 O-2 0.4 0.42 0.1 1 0.0
O4 O-2 -0.138 0.25 0.159 1 0.0
O5 O-2 0.15 0.49 -0.05 1 0.0
Mg2 Mg+2 0 0.091 0.25 1 0.0
O6 O-2 -0.15 0.49 -0.45 1 0.0
O3 O-2 0.138 0.25 0.341 1 0.0
O2 O-2 -0.4 0.42 0.4 1 0.0
Mg1 Mg+2 0 -0.31 0.2 1 0.0
