data_global
_chemical_name_mineral 'Glagolevite'
loop_
_publ_author_name
'Krivovichev S V'
'Armbruster T'
'Organova N I'
'Burns P C'
'Seredkin M V'
'Chukanov N V'
_journal_name_full 'American Mineralogist'
_journal_volume 89 
_journal_year 2004
_journal_page_first 1138
_journal_page_last 1141
_publ_section_title
;
 Incorporation of sodium into the chlorite structure: the crystal structure
 of glagolevite, Na(Mg,Al)6[Si3AlO10](OH,O)8
;
_database_code_amcsd 0003597
_chemical_formula_sum 'Mg2 Na.193 Si1.333 O6 H2'
_cell_length_a 5.3580
_cell_length_b 9.2810
_cell_length_c 14.574
_cell_angle_alpha 90.00
_cell_angle_beta 97.08
_cell_angle_gamma 90.00
_cell_volume 719.204
_exptl_crystal_density_diffrn      2.612
_symmetry_space_group_name_H-M 'C 1'
loop_
_space_group_symop_operation_xyz
  '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
Mg1   0.24200   0.57940   0.49950   1.00000   0.00750
Mg2  -0.25900  -0.58600  -0.49950   1.00000   0.00750
Mg3   0.24600   0.24570   0.49860   1.00000   0.00750
Mg4   0.24300   0.74950   0.00110   1.00000   0.00750
Mg5   0.24700   0.41450   0.99990   1.00000   0.00750
Mg6  -0.25300  -0.41890  -0.99910   1.00000   0.00750
Na1  -0.51200   0.75100   0.80500   0.30000   0.03500
Na2  -0.55600  -0.73500  -0.79300   0.10000   0.03500
Na3   0.41400  -0.42600  -0.80300   0.18000   0.03500
Si1  -0.03330   0.57970   0.68970   1.00000   0.00630
Si2   0.48800   0.73800   0.67580   0.19900   0.00630
Si3   0.48760   0.41980   0.69210   0.80100   0.00630
Si4   0.01940  -0.58370  -0.68970   1.00000   0.00630
Si5  -0.45700  -0.41070  -0.68780   0.38300   0.00630
Si6  -0.50060  -0.75810  -0.69300   0.61700   0.00630
O1  -0.05900   0.58240   0.57640   1.00000   0.01060
O2   0.25300   0.51630   0.73000   0.80100   0.01060
O3  -0.03800   0.74690   0.73160   0.80100   0.01060
O4  -0.23700   0.47920   0.73570   0.80100   0.01060
O5   0.25600   0.64100   0.71000   0.19900   0.01060
O6  -0.03900   0.40500   0.71000   0.19900   0.01060
O7  -0.26600   0.66100   0.72900   0.19900   0.01060
O8   0.43000   0.74810   0.56640   1.00000   0.01060
O9   0.26300  -0.49000  -0.72000   0.38300   0.01060
O10  -0.24800  -0.50900  -0.73090   0.38300   0.01060
O11   0.07000  -0.74700  -0.72600   0.38300   0.01060
O12   0.05800  -0.58430  -0.57800   1.00000   0.01060
O13   0.22300  -0.68700  -0.73440   0.61700   0.01060
O14   0.03300  -0.42260  -0.73450   0.61700   0.01060
O15  -0.25600  -0.65800  -0.73090   0.61700   0.01060
O16  -0.44700  -0.75170  -0.57850   1.00000   0.01060
O17   0.43600   0.41400   0.57190   1.00000   0.01060
O18  -0.44700  -0.42040  -0.57820   1.00000   0.01060
O-H19   0.40900   0.58410   0.92860   1.00000   0.01060
O-H20  -0.37800  -0.58460  -0.93070   1.00000   0.01060
O-H21   0.11600   0.58290   0.07090   1.00000   0.01060
O-H22  -0.09200  -0.58680  -0.07350   1.00000   0.01060
O-H23   0.61900   0.75110   0.07190   1.00000   0.01060
O-H24  -0.59800  -0.74770  -0.06900   1.00000   0.01060