data_1011356
_chemical_name_systematic          'Strontium chloride hexahydrate'
_chemical_name_mineral             'Antarcticite (Sr)'
_chemical_formula_structural       'Sr Cl2 (H2 O)6'
_chemical_formula_sum              'H12 Cl2 O6 Sr'
_publ_section_title                'On the structure of Sr Cl2 (H2 O)6'
_publ_author_name                  'Jensen, A T'
_journal_name_full
;
Kongelige Danske Videnskabernes Selskab, Matematisk-Fysike Meddelelser
;
_journal_coden_ASTM                KDVSAK
_journal_volume                    17
_journal_year                      1940
_journal_page_first                1
_journal_page_last                 27
_cell_length_a                     7.94
_cell_length_b                     7.94
_cell_length_c                     4.108
_cell_angle_alpha                  90
_cell_angle_beta                   90
_cell_angle_gamma                  120
_cell_volume                       224.3
_cell_formula_units_Z              1
_symmetry_space_group_name_H-M     'P 3 2 1'
_symmetry_Int_Tables_number        150
_symmetry_cell_setting             trigonal
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  '-y,x-y,z'
  'y-x,-x,z'
  'y,x,-z'
  '-x,y-x,-z'
  'x-y,-y,-z'
loop_
_atom_type_symbol
_atom_type_oxidation_number
  Sr2+   2.000
  Cl1-  -1.000
  O2-   -2.000
  H1+    1.000
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_calc_flag
  Sr1   Sr2+   1 a 0. 0. 0. 1.  0 d
  Cl1   Cl1-   2 d 0.3333 0.6666 0.42 1.  0 d
  O1    O2-    3 e 0.3333 0. 0. 1.  0 d
  O2    O2-    3 f 0.24 0. 0.5 1.  0 d
  H1    H1+    6 g -1. -1. -1. 2.  0 dum