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#$Date: 2022-09-26 00:53:31 +0300 (Mon, 26 Sep 2022) $
#$Revision: 278160 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/01/10/1011049.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_1011049
loop_
_publ_author_name
'Jackson, W. W.'
'West, J.'
_publ_section_title
;
 The crystal structure of Muscovite - KAl₂(AlSi₃)O₁₀(OH)₂
;
_journal_coden_ASTM              ZKKKAJ
_journal_name_full
;
 Zeitschrift für Kristallographie, Kristallgeometrie, Kristallphysik,
 Kristallchemie
;
_journal_page_first              211
_journal_page_last               227
_journal_paper_doi               10.1524/zkri.1931.76.1.211
_journal_volume                  76
_journal_year                    1931
_chemical_compound_source        'from Hundholmen, Nordland, Norway'
_chemical_formula_structural     'K Al2 (Si3 Al) O10 (O H)2'
_chemical_formula_sum            'Al3 H2 K O12 Si3'
_chemical_name_mineral           'Muscovite 2M1'
_chemical_name_systematic        'Potassium aluminium silicate hydroxide *'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 95.5
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.18
_cell_length_b                   9.02
_cell_length_c                   20.03999
_cell_volume                     932.0
_exptl_crystal_density_meas      2.8
_cod_original_formula_sum        'H2 Al3 K O12 Si3'
_cod_database_code               1011049
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y,1/2-z
-x,-y,-z
x,-y,1/2+z
1/2+x,1/2+y,z
1/2-x,1/2+y,1/2-z
1/2-x,1/2-y,-z
1/2+x,1/2-y,1/2+z
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
Si1 Si4+ 8 f 0.033 0.417 0.135 0.75 0 d
Si2 Si4+ 8 f 0.033 0.25 0.135 0.75 0 d
Al1 Al3+ 8 f 0.033 0.417 0.135 0.25 0 d
Al2 Al3+ 8 f 0.033 0.25 0.135 0.25 0 d
Al3 Al3+ 8 f 0.25 0.083 0. 1. 0 d
K1 K1+ 4 e 0. 0.083 0.25 1. 0 d
O1 O2- 8 f 0.063 0.083 0.056 1. 1 d
O2 O2- 8 f 0.063 0.417 0.056 1. 0 d
O3 O2- 8 f 0.063 0.25 0.056 1. 0 d
O4 O2- 8 f 0.478 0.083 0.164 1. 0 d
O5 O2- 8 f 0.228 0.167 0.164 1. 0 d
O6 O2- 8 f 0.228 0.333 0.164 1. 0 d
H1 H1+ 8 ? -1. -1. -1. 1. 0 dum
loop_
_atom_type_symbol
_atom_type_oxidation_number
Si4+ 4.000
Al3+ 3.000
K1+ 1.000
O2- -2.000
H1+ 1.000
loop_
_cod_changelog_entry_id
_cod_changelog_entry_author
_cod_changelog_entry_date
_cod_changelog_entry_text
1 'Vaitkus, Antanas' 2022-09-26T00:50:00+03:00
;
 Updated bibliographic information.
;
