data_global _chemical_name_mineral 'Ciprianiite' loop_ _publ_author_name 'Della Ventura G' 'Bonazzi P' 'Oberti R' 'Ottolini L' _journal_name_full 'American Mineralogist' _journal_volume 87 _journal_year 2002 _journal_page_first 739 _journal_page_last 744 _publ_section_title ; Ciprianiite and mottanaite-(Ce), two new minerals of the hellandite group from Latium (Italy) ; _database_code_amcsd 0002819 _chemical_formula_sum 'B4 Si4 Be.818 Li.038 Al.479 Fe.377 Ti.097 Mg.047 Mn.016 Ca4.604 La.09 Ce.352 Y.016 Pr.054 Nd.19 Sm.02 Eu.002 Gd.008 Dy.002 Th.628 U.034 H.544 O22.544 F.49' _cell_length_a 19.059 _cell_length_b 4.729 _cell_length_c 10.291 _cell_angle_alpha 90 _cell_angle_beta 111.33 _cell_angle_gamma 90 _cell_volume 863.993 _exptl_crystal_density_diffrn 3.905 _symmetry_space_group_name_H-M 'P 1 2/a 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2-x,y,-z' '1/2+x,-y,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_U_iso_or_equiv B1 0.17330 0.52680 0.45150 1.00000 0.00950 B2 0.25290 0.46180 0.13290 1.00000 0.00899 Si1 0.10390 0.48490 0.65010 1.00000 0.00811 Si2 0.11270 0.49750 0.16160 1.00000 0.00899 BeT 0.03800 0.53500 0.86900 0.40900 0.01786 LiT 0.03800 0.53500 0.86900 0.01900 0.01786 AlM1 0.00000 0.00000 0.00000 0.47900 0.00925 FeM1 0.00000 0.00000 0.00000 0.37700 0.00925 TiM1 0.00000 0.00000 0.00000 0.09700 0.00925 MgM1 0.00000 0.00000 0.00000 0.04700 0.00925 MnM1 0.00000 0.00000 0.00000 0.01600 0.00925 CaM2 0.04290 0.01750 0.35980 0.30200 0.00836 LaM2 0.04290 0.01750 0.35980 0.04500 0.00836 CeM2 0.04290 0.01750 0.35980 0.17600 0.00836 YM2 0.04290 0.01750 0.35980 0.00800 0.00836 PrM2 0.04290 0.01750 0.35980 0.02700 0.00836 NdM2 0.04290 0.01750 0.35980 0.09500 0.00836 SmM2 0.04290 0.01750 0.35980 0.01000 0.00836 EuM2 0.04290 0.01750 0.35980 0.00100 0.00836 GdM2 0.04290 0.01750 0.35980 0.00400 0.00836 DyM2 0.04290 0.01750 0.35980 0.00100 0.00836 ThM2 0.04290 0.01750 0.35980 0.31400 0.00836 UM2 0.04290 0.01750 0.35980 0.01700 0.00836 CaM3 0.24760 0.00170 0.66110 1.00000 0.01115 CaM4 0.15640 0.96520 0.93120 1.00000 0.01077 H 0.04000 0.42000 0.90000 0.27200 0.02026 O1 0.04440 0.24410 0.56730 1.00000 0.01077 O2 0.17860 0.31790 0.75840 1.00000 0.01102 O3 0.07150 0.69910 0.73510 1.00000 0.01672 O4 0.13310 0.66720 0.54110 1.00000 0.01191 F5 0.03700 0.19350 0.87000 0.24500 0.01431 O-h5 0.03700 0.19350 0.87000 0.27200 0.01431 O6 0.24710 0.75830 0.85850 1.00000 0.01039 O7 0.16800 0.22850 0.44640 1.00000 0.01013 O8 0.13300 0.67070 0.30900 1.00000 0.01292 O9 0.18640 0.32600 0.15810 1.00000 0.01229 O10 0.08470 0.72970 0.03950 1.00000 0.01659 O11 0.05200 0.25560 0.15580 1.00000 0.01646 O12 0.25000 0.33530 0.00000 1.00000 0.01153 O13 0.25000 0.64810 0.50000 1.00000 0.01064