#------------------------------------------------------------------------------
#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/40/1534023.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_1534023
loop_
_publ_author_name
'Krivovichev, S.V.'
'Armbruster, T.'
'Yakovenchuk, V.N.'
'Pakhomovskii, Ya.A.'
'Men'shikov, Yu.P.'
_publ_section_title
;
 Crystal structures of lamprophyllite-2M and lamprophyllite-2O from the
 Lovozero alkaline massif, Kola peninsula, Russia
;
_journal_name_full               'European Journal of Mineralogy (1,1989-)'
_journal_page_first              711
_journal_page_last               718
_journal_volume                  15
_journal_year                    2003
_chemical_formula_sum
'Ca0.12 Fe0.22 H2 Mg0.12 Mn0.36 Na2.96 O18 Si4 Sr1.18 Ti3'
_chemical_name_systematic
;
(Sr1.18 Na0.66 Ca0.12) Na (Na1.30 Mn0.36 Fe0.22 Mg0.12) Ti3 O2 (Si2 O7)2 (O H)2
;
_space_group_IT_number           58
_symmetry_space_group_name_Hall  '-P 2n 2n'
_symmetry_space_group_name_H-M   'P n m n'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   19.128
_cell_length_b                   7.0799
_cell_length_c                   5.3824
_cell_volume                     728.908
_citation_journal_id_ASTM        EJMIER
_cod_data_source_file            Krivovichev_EJMIER_2003_725.cif
_cod_data_source_block           H2Ca0.12Fe0.22Mg0.12Mn0.36Na2.96O18Si4Sr1.18Ti3
_cod_original_cell_volume        728.9079
_cod_original_sg_symbol_Hall     '-P 2 2n (y,z,x)'
_cod_original_formula_sum
;
H2 Ca0.12 Fe0.22 Mg0.12 Mn0.36 Na2.96 O18 Si4 Sr1.18 Ti3
;
_cod_database_code               1534023
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y,-z
-x+1/2,-y+1/2,z+1/2
x+1/2,-y+1/2,-z+1/2
-x,-y,-z
x,-y,z
x-1/2,y-1/2,-z-1/2
-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
O4 O-2 0.1777 0 0.1448 1 0.0
Mg1 Mg+2 0.5 0.2588 0 0.06 0.0
O2 O-2 0.3239 0.1864 0.3952 1 0.0
Ca1 Ca+2 0.21584 0 0.6453 0.06 0.0
O3 O-2 0.325 0.1867 0.89 1 0.0
O1 O-2 0.057 0 0.702 1 0.0
Na1 Na+1 0.5 0.2588 0 0.65 0.0
Ti2 Ti+3 0 0 0 1 0.0
Na2 Na+1 0.5 0 0.5 1 0.0
O5 O-2 0.0593 0.2044 0.1478 1 0.0
Na3 Na+1 0.21584 0 0.6453 0.33 0.0
O6 O-2 0.4376 0 0.141 1 0.0
Sr1 Sr+2 0.21584 0 0.6453 0.59 0.0
Si1 Si+4 0.14413 0.2161 0.144 1 0.0
Fe1 Fe+2 0.5 0.2588 0 0.11 0.0
Mn1 Mn+2 0.5 0.2588 0 0.18 0.0
Ti1 Ti+3 0.34914 0 0.1442 1 0.0
