#------------------------------------------------------------------------------ #$Date: 2013-03-28 18:17:04 +0200 (Thu, 28 Mar 2013) $ #$Revision: 77586 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/00/95/9009591.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_9009591 loop_ _publ_author_name 'Beran, A.' 'Zemann, J.' _publ_section_title ;Refinement and comparison of the crystal structures of a dolomite and of an Fe-rich ankerite Locality: Erzberg, Etage Dreikonig, Styria, Austria ; _journal_name_full 'Tschermaks Mineralogische und Petrographische Mitteilungen' _journal_page_first 279 _journal_page_last 286 _journal_volume 24 _journal_year 1977 _chemical_formula_sum 'C2 Ca1.05 Fe0.63 Mg0.27 Mn0.05 O6' _chemical_name_mineral Ankerite _space_group_IT_number 148 _symmetry_space_group_name_Hall '-R 3' _symmetry_space_group_name_H-M 'R -3 :H' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_length_a 4.830 _cell_length_b 4.830 _cell_length_c 16.167 _cell_volume 326.629 _exptl_crystal_density_diffrn 3.151 _[local]_cod_cif_authors_sg_H-M 'R -3' _[local]_cod_chemical_formula_sum_orig 'Ca1.05 Fe.63 Mg.27 Mn.05 C2 O6' _cod_database_code 9009591 _amcsd_database_code AMCSD#0012380 loop_ _symmetry_equiv_pos_as_xyz x,y,z 2/3+x,1/3+y,1/3+z 1/3+x,2/3+y,2/3+z y,-x+y,-z 2/3+y,1/3-x+y,1/3-z 1/3+y,2/3-x+y,2/3-z -x+y,-x,z 2/3-x+y,1/3-x,1/3+z 1/3-x+y,2/3-x,2/3+z -x,-y,-z 2/3-x,1/3-y,1/3-z 1/3-x,2/3-y,2/3-z -y,x-y,z 2/3-y,1/3+x-y,1/3+z 1/3-y,2/3+x-y,2/3+z x-y,x,-z 2/3+x-y,1/3+x,1/3-z 1/3+x-y,2/3+x,2/3-z loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Ca 0.00953 0.00953 0.00675 0.00476 0.00000 0.00000 Fe 0.00665 0.00665 0.00742 0.00332 0.00000 0.00000 Mg 0.00665 0.00665 0.00742 0.00332 0.00000 0.00000 Ca 0.00665 0.00665 0.00742 0.00332 0.00000 0.00000 Mn 0.00665 0.00665 0.00742 0.00332 0.00000 0.00000 C 0.00809 0.00809 0.00358 0.00405 0.00000 0.00000 O 0.00967 0.01364 0.01682 0.00770 -0.00284 -0.00346 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Ca 0.00000 0.00000 0.00000 1.00000 Fe 0.00000 0.00000 0.50000 0.63000 Mg 0.00000 0.00000 0.50000 0.27000 Ca 0.00000 0.00000 0.50000 0.05000 Mn 0.00000 0.00000 0.50000 0.05000 C 0.00000 0.00000 0.24420 1.00000 O 0.25060 -0.02830 0.24490 1.00000