data_global _chemical_name_mineral 'Ferri-pedrizite' loop_ _publ_author_name 'Caballero J M' 'Oberti R' 'Ottolini L' _journal_name_full 'American Mineralogist' _journal_volume 87 _journal_year 2002 _journal_page_first 976 _journal_page_last 982 _publ_section_title ; Ferripedrizite, a new monoclinic Li amphibole end-member from the Eastern Pedriza Massif, Sierra de Guadarrama, Spain, and a restatement of the nomenclature of Mg-Fe-Mn-Li amphiboles ; _database_code_amcsd 0002869 _chemical_compound_source 'Eastern Pedriza Massif, Sierra de Guadarrama, Spain' _chemical_formula_sum 'O23.3 F.7 Si8 Mg1.48 Fe2.51 Al.2 Ti.08 Zn.02 Li2.34 Mn.07 Na.76 Ca.04 K.04 H1.3' _cell_length_a 9.499 _cell_length_b 17.864 _cell_length_c 5.296 _cell_angle_alpha 90 _cell_angle_beta 102.15 _cell_angle_gamma 90 _cell_volume 878.548 _exptl_crystal_density_diffrn 3.173 _symmetry_space_group_name_H-M 'C 1 2/m 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,z' '1/2+x,1/2-y,z' '-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_U_iso_or_equiv O1 0.11210 0.09110 0.20450 1.00000 0.00773 O2 0.12170 0.17360 0.73110 1.00000 0.00861 O3 0.11450 0.00000 0.70110 0.65000 0.01191 F3 0.11450 0.00000 0.70110 0.35000 0.01191 O4 0.37470 0.25030 0.78260 1.00000 0.01064 O5 0.35450 0.12950 0.06390 1.00000 0.01039 O6 0.34670 0.12050 0.56260 1.00000 0.01140 O7 0.33950 0.00000 0.28030 1.00000 0.01140 SiT1 0.28560 0.08640 0.27790 1.00000 0.00557 SiT2 0.29670 0.17130 0.78670 1.00000 0.00583 MgM1 0.00000 0.08780 0.50000 0.74000 0.00785 FeM1 0.00000 0.08780 0.50000 0.26000 0.00785 FeM2 0.00000 0.18100 0.00000 0.85000 0.00671 AlM2 0.00000 0.18100 0.00000 0.10000 0.00671 TiM2 0.00000 0.18100 0.00000 0.04000 0.00671 ZnM2 0.00000 0.18100 0.00000 0.01000 0.00671 LiM3 0.00000 0.00000 0.00000 0.64000 0.00874 FeM3 0.00000 0.00000 0.00000 0.29000 0.00874 MnM3 0.00000 0.00000 0.00000 0.07000 0.00874 NaM4 0.00000 0.26360 0.50000 0.12000 0.02444 CaM4 0.00000 0.26360 0.50000 0.02000 0.02444 LiM4* 0.00000 0.24540 0.50000 0.85000 0.01330 NaAm 0.07200 0.50000 0.14530 0.26000 0.03394 KAm 0.07200 0.50000 0.14530 0.02000 0.03394 H 0.18770 0.00000 0.76570 0.65000 0.01153 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 O1 0.00612 0.00808 0.00869 -0.00084 0.00146 0.00000 O2 0.00699 0.01132 0.00801 0.00084 0.00170 0.00047 O3 0.01048 0.01132 0.01304 0.00000 0.00049 0.00000 F3 0.01048 0.01132 0.01304 0.00000 0.00049 0.00000 O4 0.01223 0.00808 0.01046 -0.00336 0.00097 0.00047 O5 0.00743 0.01617 0.00869 0.00000 0.00195 0.00422 O6 0.00874 0.01778 0.00774 0.00084 0.00073 -0.00469 O7 0.01048 0.00647 0.01697 0.00000 0.00195 0.00000 SiT1 0.00568 0.00485 0.00543 0.00000 0.00073 -0.00047 SiT2 0.00612 0.00647 0.00543 -0.00084 0.00073 0.00000 MgM1 0.00874 0.00808 0.00693 0.00000 0.00268 0.00000 FeM1 0.00874 0.00808 0.00693 0.00000 0.00268 0.00000 FeM2 0.00612 0.00647 0.00652 0.00000 0.00097 0.00000 AlM2 0.00612 0.00647 0.00652 0.00000 0.00097 0.00000 TiM2 0.00612 0.00647 0.00652 0.00000 0.00097 0.00000 ZnM2 0.00612 0.00647 0.00652 0.00000 0.00097 0.00000 LiM3 0.01005 0.00647 0.00856 0.00000 0.00073 0.00000 FeM3 0.01005 0.00647 0.00856 0.00000 0.00073 0.00000 MnM3 0.01005 0.00647 0.00856 0.00000 0.00073 0.00000 NaM4 0.01442 0.05012 0.00978 0.00000 0.00633 0.00000 CaM4 0.01442 0.05012 0.00978 0.00000 0.00633 0.00000 NaAm 0.04980 0.19400 0.04413 0.00000 0.03629 0.00000 KAm 0.04980 0.19400 0.04413 0.00000 0.03629 0.00000