data_global _chemical_name_mineral 'Nickelaustinite' loop_ _publ_author_name 'Cesbron F P' 'Ginderow D' 'Giraud R' 'Pelisson P' 'Pillard F' _journal_name_full 'The Canadian Mineralogist' _journal_volume 25 _journal_year 1987 _journal_page_first 401 _journal_page_last 407 _publ_section_title ; La nickelaustinite Ca(Ni,Zn)(AsO4)(OH): Nouvelle espece minerale du district cobalto-nickelifere de Bou-Azzer, Maroc Note: signs changed on y-coordinates of O1 and O2 ; _database_code_amcsd 0005215 _chemical_formula_sum 'Ca (Ni.67 Zn.22 Co.04 Mg.06 Cu.01) As O5 H' _cell_length_a 7.455 _cell_length_b 8.955 _cell_length_c 5.916 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 394.949 _exptl_crystal_density_diffrn 4.274 _symmetry_space_group_name_H-M 'P 21 21 21' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,1/2+y,1/2-z' '1/2+x,1/2-y,-z' '1/2-x,-y,1/2+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 Ca 0.36870 0.17040 0.47610 1.00000 0.01013 Ni 0.24050 0.50490 0.25580 0.67000 0.01013 Zn 0.24050 0.50490 0.25580 0.22000 0.01013 Co 0.24050 0.50490 0.25580 0.04000 0.01013 Mg 0.24050 0.50490 0.25580 0.06000 0.01013 Cu 0.24050 0.50490 0.25580 0.01000 0.01013 As 0.11820 0.18120 0.01650 1.00000 0.00760 O1 -0.05490 0.06270 -0.01060 1.00000 0.01393 O2 0.28390 0.06680 0.08420 1.00000 0.01393 O3 0.14630 0.27490 -0.23220 1.00000 0.01013 O4 0.10240 0.29600 0.24300 1.00000 0.01140 O5 0.39780 0.42550 0.49670 1.00000 0.00887 H 0.47500 0.97100 0.01000 1.00000 0.00887