#------------------------------------------------------------------------------ #$Date: 2008-01-26 15:05:32 +0200 (Sat, 26 Jan 2008) $ #$Revision: 19 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9009590.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_9009590 _chemical_name 'Roscherite' loop_ _publ_author_name 'Fanfani L' 'Zanazzi P F' 'Zanzari A R' _journal_name_full "Tschermaks Mineralogische und Petrographische Mitteilungen" _journal_volume 24 _journal_year 1977 _journal_page_first 169 _journal_page_last 178 _publ_section_title ; The crystal structure of a triclinic roscherite Note: B(3,3) changed from .00848 to .00488 to match reported Biso Locality: Foote Mine, North Carolina, USA ; _chemical_formula_sum 'Fe.42 Al.13 Mn4.04 Ca2.04 Mg.04 Be4 P6 O34 H14.8' _cell_length_a 15.921 _cell_length_b 11.965 _cell_length_c 6.741 _cell_angle_alpha 91.07 _cell_angle_beta 94.35 _cell_angle_gamma 89.99 _cell_volume 1280.202 _symmetry_space_group_name_H-M 'C -1' loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' '1/2+x,1/2+y,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_Uiso_or_equiv Fe3+ 0.00000 0.00000 0.50000 0.42000 0.01912 Al3+ 0.00000 0.00000 0.50000 0.13000 0.01912 Mn3+ 0.00000 0.00000 0.50000 0.12000 0.01912 Ca 0.00100 0.26110 0.24590 1.00000 0.01216 Mn2+A 0.17040 0.16200 -0.00780 0.98000 0.01039 Ca2+A 0.17040 0.16200 -0.00780 0.01000 0.01039 Mg2+A 0.17040 0.16200 -0.00780 0.01000 0.01039 Mn2+B 0.17060 -0.15860 0.49860 0.98000 0.01102 Ca2+B 0.17060 -0.15860 0.49860 0.01000 0.01102 Mg2+B 0.17060 -0.15860 0.49860 0.01000 0.01102 BeA 0.33050 0.17270 0.29650 1.00000 0.01089 BeB 0.33320 -0.17620 -0.20090 1.00000 0.01077 P1A 0.18520 0.12050 0.47520 1.00000 0.01013 P1B 0.18610 -0.12070 -0.01820 1.00000 0.00975 P2 0.00220 0.27610 0.74770 1.00000 0.00975 O1A 0.13780 0.01060 0.50430 1.00000 0.01355 O1B 0.14120 -0.00730 0.01000 1.00000 0.01469 O2A 0.27820 0.09600 0.43820 1.00000 0.01216 O2B 0.27980 -0.10120 -0.04760 1.00000 0.01267 O3A 0.14100 0.18590 0.30460 1.00000 0.01393 O3B 0.14170 -0.18710 -0.19420 1.00000 0.01330 O4A 0.18330 0.19220 0.67130 1.00000 0.01254 O4B 0.17950 -0.18870 0.17540 1.00000 0.01381 O5A 0.04060 0.20930 0.91950 1.00000 0.01507 O5B 0.03320 -0.19820 0.42860 1.00000 0.01507 O6A 0.06850 0.35200 0.66090 1.00000 0.01191 O6B 0.06700 -0.35170 0.17280 1.00000 0.01596 O-HA 0.30110 0.15870 0.06470 1.00000 0.01191 O-HB 0.30200 -0.16190 -0.43070 1.00000 0.01317 Wat1 0.00030 0.04460 0.21570 1.00000 0.01773 Wat2A 0.09440 0.42090 0.23540 1.00000 0.02039 Wat2B 0.09440 -0.41940 -0.27680 1.00000 0.01988