#------------------------------------------------------------------------------ #$Date: 2008-01-26 15:05:32 +0200 (Sat, 26 Jan 2008) $ #$Revision: 19 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9005671.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_9005671 _chemical_name 'Zincroselite' loop_ _publ_author_name 'Keller P' 'Lissner F' 'Schleid T' _journal_name_full "European Journal of Mineralogy" _journal_volume 16 _journal_year 2004 _journal_page_first 353 _journal_page_last 359 _publ_section_title ; The crystal structures of zincroselite and gaitite: Two natural polymorphs of Ca2Zn[AsO4]2*2H2O from Tsumeb, Namibia Locality: Tsumeb, Namibia ; _chemical_formula_sum 'Ca2 (Zn.86 Mg.14) As2 O10 H4' _cell_length_a 5.827 _cell_length_b 12.899 _cell_length_c 5.646 _cell_angle_alpha 90 _cell_angle_beta 107.69 _cell_angle_gamma 90 _cell_volume 404.301 _symmetry_space_group_name_H-M 'P 1 21/c 1' loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,1/2+y,1/2-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_Uiso_or_equiv CaA 0.56250 0.12160 0.22950 1.00000 0.01110 ZnM 0.00000 0.00000 0.00000 0.86000 0.01420 MgM 0.00000 0.00000 0.00000 0.14000 0.01420 AsX 0.21853 0.12058 0.56501 1.00000 0.00930 O1 0.28430 0.05400 0.83750 1.00000 0.01480 O2 0.23960 0.03580 0.34230 1.00000 0.01270 O3 0.94460 0.17340 0.49520 1.00000 0.01420 O4 0.43940 0.20640 0.56960 1.00000 0.01430 O5 0.81570 0.13930 0.96340 1.00000 0.01300 H1 0.89800 0.19500 0.98600 1.00000 0.01770 H2 0.73100 0.14800 0.84100 1.00000 0.04260