#------------------------------------------------------------------------------
#$Date: 2024-05-06 10:39:41 +0300 (Mon, 06 May 2024) $
#$Revision: 291735 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/00/98/9009841.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided the American Mineralogist Crystal Structure Database,
# http://rruff.geo.arizona.edu/AMS/amcsd.php
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_9009841
loop_
_publ_author_name
'Auernhammer, M.'
'Effenberger, H.'
'Hentschel, G.'
'Reinecke, T.'
'Tillmanns, E.'
_publ_section_title
;
 Nickenichite, a new arsenate from the Eifel, Germany
;
_journal_name_full               'Mineralogy and Petrology'
_journal_page_first              153
_journal_page_last               166
_journal_paper_doi               10.1007/BF01163094
_journal_volume                  48
_journal_year                    1993
_chemical_compound_source
'Nickenich, Nickenicher Sattel, Eifel, Germany'
_chemical_formula_sum            'As3 Ca0.41 Cu0.39 Fe0.55 Mg2.45 Na0.76 O12'
_chemical_name_mineral           Nickenichite
_space_group_IT_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                 112.81
_cell_angle_gamma                90
_cell_length_a                   11.882
_cell_length_b                   12.760
_cell_length_c                   6.647
_cell_formula_units_Z            4
_cell_volume                     928.967
_database_code_amcsd             0014632
_exptl_crystal_density_diffrn    4.045
_cod_original_formula_sum        'Na.76 Ca.41 Cu.39 (Mg2.45 Fe.55) As3 O12'
_cod_database_code               9009841
loop_
_space_group_symop_operation_xyz
x,y,z
1/2+x,1/2+y,z
x,-y,1/2+z
1/2+x,1/2-y,1/2+z
-x,y,1/2-z
1/2-x,1/2+y,1/2-z
-x,-y,-z
1/2-x,1/2-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Na 0.00000 0.99220 0.25000 0.76000 0.02964
Ca 0.00000 0.50000 0.00000 0.41000 0.03508
Cu 0.00000 0.50260 0.25000 0.39000 0.01684
MgMe1 0.00000 0.26160 0.25000 0.89000 0.02204
FeMe1 0.00000 0.26160 0.25000 0.11000 0.02204
MgMe2 0.21430 0.15580 0.12440 0.78000 0.01279
FeMe2 0.21430 0.15580 0.12440 0.22000 0.01279
As1 0.00000 0.71180 0.25000 1.00000 0.01254
As2 0.26733 0.38706 0.37570 1.00000 0.01267
O11 0.89150 0.62320 0.23810 1.00000 0.01976
O12 -0.03860 0.78400 0.02000 1.00000 0.01532
O21 0.11690 0.39330 0.31500 1.00000 0.01621
O22 0.28380 0.31410 0.17850 1.00000 0.01330
O23 0.33250 0.50420 0.38870 1.00000 0.01798
O24 0.33970 0.32940 0.61890 1.00000 0.01456
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 AMCSD 0014632
