data_global _chemical_name_mineral 'Manganiandrosite-(Ce)' loop_ _publ_author_name 'Cenki-Tok B' 'Ragu A' 'Armbruster T' 'Chopin C' 'Medenbach O' _journal_name_full 'European Journal of Mineralogy' _journal_volume 18 _journal_year 2006 _journal_page_first 569 _journal_page_last 582 _publ_section_title ; New Mn- and rare-earth-rich epidote-group minerals in metacherts: manganiandrosite-(Ce) and vanadoandrosite-(Ce) ; _database_code_amcsd 0007163 _chemical_compound_source 'Praborna manganese mine, Saint-Marcel, Aosta valley, Alps, Italy' _chemical_formula_sum 'Mn2.23 Ca.42 Ce.46 La.23 Nd.12 Sm.01 Sr.07 Fe.23 Ti.1 Mg.04 Al Si3 O13 H' _cell_length_a 8.901 _cell_length_b 5.738 _cell_length_c 10.068 _cell_angle_alpha 90 _cell_angle_beta 113.425 _cell_angle_gamma 90 _cell_volume 471.832 _exptl_crystal_density_diffrn 4.220 _symmetry_space_group_name_H-M 'P 1 21/m 1' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,z' '-x,1/2+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 Mn2+A1 0.75940 0.75000 0.15310 0.60000 0.01444 CaA1 0.75940 0.75000 0.15310 0.40000 0.01444 CeA2 0.59200 0.75000 0.42820 0.46000 0.01330 LaA2 0.59200 0.75000 0.42820 0.23000 0.01330 NdA2 0.59200 0.75000 0.42820 0.12000 0.01330 SmA2 0.59200 0.75000 0.42820 0.01000 0.01330 SrA2 0.59200 0.75000 0.42820 0.07000 0.01330 CaA2 0.59200 0.75000 0.42820 0.02000 0.01330 Mn3+M1 0.00000 0.00000 0.00000 0.63000 0.01305 Fe3+M1 0.00000 0.00000 0.00000 0.23000 0.01305 TiM1 0.00000 0.00000 0.00000 0.10000 0.01305 MgM1 0.00000 0.00000 0.00000 0.04000 0.01305 AlM2 0.00000 0.00000 0.50000 1.00000 0.01013 Mn2+M3 0.31670 0.25000 0.20660 0.96000 0.01343 Mn3+M3 0.31670 0.25000 0.20660 0.04000 0.01343 Si1 0.34900 0.75000 0.03250 1.00000 0.00925 Si2 0.69320 0.25000 0.28280 1.00000 0.01064 Si3 0.19290 0.75000 0.32480 1.00000 0.00722 O1 0.24560 0.98900 0.02120 1.00000 0.01267 O2 0.31620 0.97200 0.35960 1.00000 0.00887 O3 0.80600 0.01200 0.33220 1.00000 0.01267 O4 0.05700 0.25000 0.13200 1.00000 0.01393 O5 0.05000 0.75000 0.15880 1.00000 0.01267 O6 0.07900 0.75000 0.42100 1.00000 0.00507 O7 0.51600 0.75000 0.17600 1.00000 0.01393 O8 0.55900 0.25000 0.34700 1.00000 0.01520 O9 0.40000 0.75000 -0.10600 1.00000 0.01520 O-H10 0.09100 0.25000 0.42800 1.00000 0.00633 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 Mn2+A1 0.02200 0.00900 0.01400 0.00000 0.00900 0.00000 CaA1 0.02200 0.00900 0.01400 0.00000 0.00900 0.00000 CeA2 0.01490 0.01230 0.01100 0.00000 0.00340 0.00000 LaA2 0.01490 0.01230 0.01100 0.00000 0.00340 0.00000 NdA2 0.01490 0.01230 0.01100 0.00000 0.00340 0.00000 SmA2 0.01490 0.01230 0.01100 0.00000 0.00340 0.00000 SrA2 0.01490 0.01230 0.01100 0.00000 0.00340 0.00000 CaA2 0.01490 0.01230 0.01100 0.00000 0.00340 0.00000 Mn3+M1 0.01700 0.00600 0.01600 0.00000 0.00700 0.00000 Fe3+M1 0.01700 0.00600 0.01600 0.00000 0.00700 0.00000 TiM1 0.01700 0.00600 0.01600 0.00000 0.00700 0.00000 MgM1 0.01700 0.00600 0.01600 0.00000 0.00700 0.00000 AlM2 0.01500 0.00300 0.01300 -0.00100 0.00500 0.00000 Mn2+M3 0.01600 0.00800 0.01300 0.00000 0.00200 0.00000 Mn3+M3 0.01600 0.00800 0.01300 0.00000 0.00200 0.00000 Si1 0.01200 0.00600 0.01000 0.00000 0.00400 0.00000 Si2 0.01400 0.00600 0.01200 0.00000 0.00600 0.00000 Si3 0.01400 0.00300 0.00800 0.00000 0.00600 0.00000