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#$Date: 2024-05-23 12:45:01 +0300 (Thu, 23 May 2024) $
#$Revision: 292002 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/01/54/9015426.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_9015426
loop_
_publ_author_name
'Simonov, V. I.'
'Belov, N. V.'
_publ_section_title
;
 Crystal structure of lavenite
;
_journal_name_full               'Doklady Akademii Nauk SSSR'
_journal_page_first              1333
_journal_page_last               1336
_journal_volume                  130
_journal_year                    1960
_chemical_compound_source
'the Lovozero alkaline massif, Kola Peninsula, Russia'
_chemical_formula_sum
'Ca0.99 F Fe0.31 Mn0.33 Na1.25 Nb0.09 O8 Si2 Ti0.26 Zr0.73'
_chemical_name_mineral           Lavenite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90
_cell_angle_beta                 108.20
_cell_angle_gamma                90
_cell_length_a                   10.540
_cell_length_b                   9.90
_cell_length_c                   7.14
_cell_formula_units_Z            4
_cell_volume                     707.758
_database_code_amcsd             0018913
_exptl_crystal_density_diffrn    3.702
_cod_original_formula_sum
'Na1.25 Ca.99 Mn.33 Fe.31 Nb.09 Zr.73 Ti.26 Si2 O8 F'
_cod_database_code               9015426
loop_
_space_group_symop_operation_xyz
x,y,z
1/2+x,1/2-y,z
1/2-x,1/2+y,-z
-x,-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
Na 0.42500 0.37600 0.34300 1.00000 0.01102
Ca 0.30400 0.10500 0.52500 0.75000 0.01102
Na 0.30400 0.10500 0.52500 0.25000 0.01102
Mn 0.23700 0.37600 0.85600 0.33000 0.01102
Fe 0.23700 0.37600 0.85600 0.31000 0.01102
Ca 0.23700 0.37600 0.85600 0.24000 0.01102
Nb 0.23700 0.37600 0.85600 0.09000 0.01102
Zr 0.29400 0.10500 0.02400 0.73000 0.01102
Ti 0.29400 0.10500 0.02400 0.26000 0.01102
Si1 0.12300 0.33100 0.22300 1.00000 0.01102
Si2 0.11700 0.33100 0.66700 1.00000 0.01102
O1 0.13000 0.33100 0.44300 1.00000 0.01710
O2 0.23800 0.24100 0.19700 1.00000 0.01710
O3 0.25000 0.24100 0.80000 1.00000 0.01710
O4 0.16300 0.48300 0.18000 1.00000 0.01710
O5 0.12200 0.48300 0.75000 1.00000 0.01710
O6 0.48000 0.22300 0.09800 1.00000 0.01710
O7 0.48400 0.23900 0.67000 1.00000 0.01710
O8 0.11900 0.01000 0.95400 1.00000 0.01710
F 0.12000 0.00500 0.42300 1.00000 0.01710
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0018913