#------------------------------------------------------------------------------ #$Date: 2013-03-28 16:17:04 +0000 (Thu, 28 Mar 2013) $ #$Revision: 77586 $ #$URL: svn://www.crystallography.net/cod/cif/1/01/07/1010703.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_1010703 loop_ _publ_author_name 'Strunz, H' _publ_section_title ; Titanit und Tilasit. Ueber die Verwandtschaft der Silikate mit den Phosphaten und Arsenaten ; _journal_coden_ASTM ZEKGAX _journal_name_full ; Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977) ; _journal_page_first 7 _journal_page_last 14 _journal_volume 96 _journal_year 1937 _chemical_formula_structural 'Ca Mg F As O4' _chemical_formula_sum 'As Ca F Mg O4' _chemical_name_mineral Tilasite _chemical_name_systematic 'Calcium magnesium fluoride arsenate' _symmetry_cell_setting monoclinic _symmetry_Int_Tables_number 15 _symmetry_space_group_name_H-M 'C 1 2/c 1' _cell_angle_alpha 90 _cell_angle_beta 121 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 6.66 _cell_length_b 8.95 _cell_length_c 7.56 _cell_volume 386.3 _exptl_crystal_density_meas 3.75 _cod_database_code 1010703 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_fract_x _atom_site_fract_y _atom_site_fract_z ? ? ? ?