data_global
_chemical_name_mineral 'Paranatrolite'
loop_
_publ_author_name
'Lee Y'
'Hriljac J A'
'Parise J B'
'Vogt T'
_journal_name_full 'American Mineralogist'
_journal_volume 90 
_journal_year 2005
_journal_page_first 252
_journal_page_last 257
_publ_section_title
;
 Pressure-induced stabilization of ordered paranatrolite: A new
 insight into the paranatrolite controversy
 Sample: at P = 0.99 GPa
;
_chemical_formula_sum 'Si3 Al2 O13 Na2 H6'
_cell_length_a 6.4800
_cell_length_b 19.293
_cell_length_c 9.8984
_cell_angle_alpha 90
_cell_angle_beta 107.56
_cell_angle_gamma 90
_cell_volume 1179.820
_exptl_crystal_density_diffrn      2.242
_symmetry_space_group_name_H-M 'C 1 c 1'
loop_
_symmetry_equiv_pos_as_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'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Si1   0.50000   0.37460   0.00000   0.01300
Si2   0.19500   0.33220   0.18100   0.01300
Si3   0.54400   0.08020   0.31400   0.01300
Al1   0.93600   0.46450   0.09300   0.01300
Al2   0.34600   0.21540   0.40200   0.01300
O1   0.50900   0.02950   0.43600   0.01300
O2   0.49200   0.04850   0.15900   0.01300
O3   0.40800   0.15270   0.29300   0.01300
O4   0.09900   0.19470   0.44200   0.01300
O5   0.30800   0.29870   0.33600   0.01300
O6   0.06300   0.27840   0.05900   0.01300
O7   0.41600   0.34980   0.13400   0.01300
O8   0.08600   0.40520   0.22400   0.01300
O9   0.80100   0.10460   0.35500   0.01300
O10   0.65500   0.44410   0.04000   0.01300
Na1A   0.18000   0.15870   0.04400   0.01300
Na1B   0.58700   0.09980  -0.05300   0.01300
Wat2A   0.14000   0.05330  -0.14600   0.01300
Wat1A   0.93200   0.07430   0.11500   0.01300
Wat1B   0.36800   0.19050  -0.09800   0.01300