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#$Date: 2008-01-26 15:05:32 +0200 (Sat, 26 Jan 2008) $
#$Revision: 19 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9009927.cif $
#------------------------------------------------------------------------------
#
# 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_9009927
_chemical_name 'Collinsite'
loop_
_publ_author_name
'Brotherton P D'
'Maslen E N'
'Pryce M W'
'White A H'
_journal_name_full "Australian Journal of Chemistry"
_journal_volume 27
_journal_year 1974
_journal_page_first 653
_journal_page_last 656
_publ_section_title
;
 Crystal structure of collinsite
;
_chemical_formula_sum 'Mg Ca2 P2 O10 H4'
_cell_length_a 5.7344
_cell_length_b 6.780
_cell_length_c 5.4413
_cell_angle_alpha 97.29
_cell_angle_beta 108.56
_cell_angle_gamma 107.28
_cell_volume 185.681
_symmetry_space_group_name_H-M 'P -1'
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_Uiso_or_equiv
Mg   0.00000   0.00000   0.00000 ?
Ca   0.30310   0.75900   0.65440 ?
P   0.33360   0.24360   0.66330 ?
O1   0.33190   0.12760   0.89050 ?
O2   0.25490   0.07200   0.40280 ?
O3   0.15470   0.37400   0.63340 ?
O4   0.61850   0.38640   0.72120 ?
O5   0.94890   0.27760   0.06850 ?
H1   0.12000   0.39000   0.15000   0.00580
H2   0.77000   0.28000   0.89000   0.00140