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#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/04/1530492.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_1530492
loop_
_publ_author_name
'Nikitin, A.V.'
'Belov, N.V.'
_publ_section_title
;
 The crystal structure of clinohedrite Ca2 Zn2 (O H)2 Si2 O7 = (Ca Zn (Si
 O4))2 (H2 O)
;
_journal_name_full               'Doklady Akademii Nauk SSSR'
_journal_page_first              1386
_journal_page_last               1388
_journal_volume                  148
_journal_year                    1963
_chemical_formula_sum            'Ca H2 O5 Si Zn'
_chemical_name_systematic        'Ca Zn (Si O4) (H2 O)'
_space_group_IT_number           9
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_cell_angle_alpha                90
_cell_angle_beta                 86.1
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.16
_cell_length_b                   15.94
_cell_length_c                   5.41
_cell_volume                     443.944
_citation_journal_id_ASTM        DANKAS
_cod_data_source_file            Nikitin_DANKAS_1963_1982.cif
_cod_data_source_block           H2Ca1O5Si1Zn1
_cod_original_cell_volume        443.9442
_cod_original_formula_sum        'H2 Ca1 O5 Si1 Zn1'
_cod_database_code               1530492
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
x,-y,z+1/2
x+1/2,y+1/2,z
x+1/2,-y+1/2,z+1/2
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
O2 O-2 0.177 0.142 0.588 1 0.0
O3 O-2 0.128 0.293 0.157 1 0.0
Ca1 Ca+2 0.344 0.428 0.368 1 0.0
O5 O-2 0.1 0.455 0.066 1 0.0
O1 O-2 0.12 0.042 0.15 1 0.0
Zn1 Zn+2 0 0.25 0.5 1 0.0
O4 O-2 0.108 0.342 0.687 1 0.0
Si1 Si+4 0.002 0.36 0 1 0.0
