data_global
_chemical_name_mineral 'Sekaninaite'
loop_
_publ_author_name
'Radica F'
'Capitelli F'
'Bellatreccia F'
'Della Ventura G'
'Cavallo A'
'Piccinini M'
'Hawthorne F C'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 77 
_journal_year 2013
_journal_page_first 485
_journal_page_last 498
_publ_section_title
;
 Spectroscopy and X-ray structure refinement of sekaninaite
 from Dolni Bory (Czech Republic)
;
_database_code_amcsd 0020088
_chemical_compound_source 'Dolni Bory, Czech Republic'
_chemical_formula_sum 'Na.203 Mg.07 Fe1.746 Li.18 Al4 Si5 O18.68 C.03 H1.24'
_cell_length_a 17.2340
_cell_length_b 9.8457
_cell_length_c 9.3463
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 1585.888
_exptl_crystal_density_diffrn      2.739
_symmetry_space_group_name_H-M 'C c c m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,1/2+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,1/2-z'
  '-x,y,1/2+z'
  '1/2-x,1/2+y,1/2+z'
  'x,-y,1/2-z'
  '1/2+x,1/2-y,1/2-z'
  'x,y,-z'
  '1/2+x,1/2+y,-z'
  '-x,-y,z'
  '1/2-x,1/2-y,z'
  '-x,-y,-z'
  '1/2-x,1/2-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   0.00000   0.00000   0.00000   0.20300   0.03500
MgM   0.33688   0.00000   0.25000   0.03500   0.01448
FeM   0.33688   0.00000   0.25000   0.87300   0.01448
LiM   0.33688   0.00000   0.25000   0.09000   0.01448
AlT4   0.25000   0.25000   0.25011   1.00000   0.01421
AlT5   0.04972   0.30757   0.00000   1.00000   0.01298
SiT1   0.00000   0.50000   0.25000   1.00000   0.01360
SiT2   0.18999   0.07921   0.00000   1.00000   0.01273
SiT3   0.13471   0.76594   0.00000   1.00000   0.01270
O1   0.24402   0.89508   0.35809   1.00000   0.01660
O2   0.06074   0.58523   0.34885   1.00000   0.01650
O3   0.82705   0.69477   0.35782   1.00000   0.01670
O4   0.04328   0.75430   0.00000   1.00000   0.02100
O5   0.11931   0.18336   0.00000   1.00000   0.02090
O6   0.16213  -0.07670   0.00000   1.00000   0.02040
O7   0.05800   0.00000   0.25000   0.03000   0.06900
Wat8   0.00000   0.00000   0.25000   0.62000   0.10100
C8   0.00000   0.00000   0.25000   0.03000   0.10100