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#$Date: 2009-11-23 09:55:07 +0200 (Mon, 23 Nov 2009) $
#$Revision: 904 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/1011274.cif $
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#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1011274
_chemical_name_systematic
;
Tetracalcium dialuminium oxide dodecahydrate
;
_chemical_name_mineral             'Hydrocalumite'
_chemical_compound_source          'from Scawt Hill, Co. Antrim'
_chemical_formula_structural       '(Ca O)4 Al2 O3 (H2 O)12'
_chemical_formula_sum              'H24 Al2 Ca4 O19'
_publ_section_title
;
Hydrocalumite ((Ca O)4 (Al2 O3) (H2 O)12), a new mineral from Scawt
Hill, Co. Antrim.
;
loop_
_publ_author_name
  'Tilley, C E'
  'Megaw, H D'
  'Hey, M H'
_journal_name_full
;
Mineralogical Magazine and Journal of the Mineralogical Society (1876-
1968)
;
_journal_coden_ASTM                MIASA6
_journal_volume                    23
_journal_year                      1934
_journal_page_first                607
_journal_page_last                 615
_cell_length_a                     9.6
_cell_length_b                     11.4
_cell_length_c                     16.84
_cell_angle_alpha                  90
_cell_angle_beta                   69
_cell_angle_gamma                  90
_cell_volume                       1720.6
_cell_formula_units_Z              4
_exptl_crystal_density_meas        2.15
_symmetry_space_group_name_H-M     'P 1 21 1'
_symmetry_Int_Tables_number        4
_symmetry_cell_setting             monoclinic
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  '-x,1/2+y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
? ? ? ?