data_global
_chemical_name_mineral 'Scapolite'
loop_
_publ_author_name
'Sokolova E'
'Hawthorne F C'
_journal_name_full 'The Canadian Mineralogist'
_journal_volume 46 
_journal_year 2008
_journal_page_first 1527
_journal_page_last 1554
_publ_section_title
;
 The crystal chemistry of the scapolite-group minerals. I. crystal structure and
 long-range order
 Note: S6
;
_database_code_amcsd 0006219
_chemical_compound_source 'Pamir, Tajikistan'
_chemical_formula_sum '(Ca.84 Na3.12 K.04) Al3.68 Si8.4 O40.51 Cl.85 C.13 S.03'
_cell_length_a 12.0450
_cell_length_b 12.0450
_cell_length_c 7.5826
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 1100.099
_exptl_crystal_density_diffrn      3.390
_symmetry_space_group_name_H-M 'I 4/m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,1/2+z'
  'y,-x,-z'
  '1/2+y,1/2-x,1/2-z'
  '-y,x,z'
  '1/2-y,1/2+x,1/2+z'
  'x,y,-z'
  '1/2+x,1/2+y,1/2-z'
  '-x,-y,z'
  '1/2-x,1/2-y,1/2+z'
  '-y,x,-z'
  '1/2-y,1/2+x,1/2-z'
  'y,-x,z'
  '1/2+y,1/2-x,1/2+z'
  '-x,-y,-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_occupancy
_atom_site_U_iso_or_equiv
Ca   0.36609   0.28795   0.00000   0.21000   0.03450
Na   0.36609   0.28795   0.00000   0.78000   0.03450
K   0.36609   0.28795   0.00000   0.01000   0.03450
Al2   0.16255   0.41434   0.20660   0.46000   0.01000
Si1   0.16118   0.09067   0.00000   1.00000   0.00910
Si2   0.16255   0.41434   0.20660   0.55000   0.01000
O1   0.04190   0.14880   0.00000   1.00000   0.01630
O2   0.19420   0.37880   0.00000   1.00000   0.01780
O3   0.44780   0.15140   0.21430   1.00000   0.02010
O4   0.27120   0.37020   0.67290   1.00000   0.01880
O7   0.10700   0.02300   0.50000   1.00000   0.01800
O8   0.01900   0.09300   0.50000   1.00000   0.03000
O10   0.01500  -0.10200   0.59000   1.00000   0.00900
Cl   0.00000   0.00000   0.50000   0.85000   0.05020
C   0.00000   0.00000   0.50000   0.13000   0.05020
O12   0.00000   0.00000   0.50000   0.13000   0.05020
O13   0.00000   0.00000   0.50000   0.13000   0.05020
O14   0.00000   0.00000   0.50000   0.13000   0.05020
S   0.00000   0.00000   0.50000   0.03000   0.05020
O15   0.00000   0.00000   0.50000   0.03000   0.05020
O16   0.00000   0.00000   0.50000   0.03000   0.05020
O17   0.00000   0.00000   0.50000   0.03000   0.05020
O18   0.00000   0.00000   0.50000   0.03000   0.05020