data_global _chemical_name_mineral 'Albite' loop_ _publ_author_name 'Phillips M W' 'Colville A A' 'Ribbe P H' _journal_name_full 'Zeitschrift fur Kristallographie' _journal_volume 133 _journal_year 1971 _journal_page_first 43 _journal_page_last 65 _publ_section_title ; The crystal structures of two oligoclases: a comparison with low and high albite Sample: An16 ; _database_code_amcsd 0019658 _chemical_compound_source 'Camedo, Switzerland' _chemical_formula_sum '(Na.821 Ca.179) (Al1.179 Si2.821) O8' _cell_length_a 8.154 _cell_length_b 12.823 _cell_length_c 7.139 _cell_angle_alpha 94.06 _cell_angle_beta 116.50 _cell_angle_gamma 88.59 _cell_volume 666.322 _exptl_crystal_density_diffrn 2.642 _symmetry_space_group_name_H-M 'C -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' 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 Na 0.26850 0.99490 0.14230 0.82100 0.06079 Ca 0.26850 0.99490 0.14230 0.17900 0.06079 AlT1o 0.00790 0.16730 0.21040 0.74400 0.01431 SiT1o 0.00790 0.16730 0.21040 0.25600 0.01431 AlT1m 0.00350 0.81890 0.23470 0.11200 0.01077 SiT1m 0.00350 0.81890 0.23470 0.88800 0.01077 AlT2o 0.69020 0.10990 0.31600 0.15800 0.01165 SiT2o 0.69020 0.10990 0.31600 0.84200 0.01165 AlT2m 0.68230 0.88060 0.35890 0.16500 0.01102 SiT2m 0.68230 0.88060 0.35890 0.83500 0.01102 OA1 0.00520 0.13120 0.97160 1.00000 ? OA2 0.58910 0.99540 0.27970 1.00000 0.01773 OBo 0.81250 0.10900 0.19000 1.00000 0.02026 OBm 0.81900 0.85130 0.25320 1.00000 0.02660 OCo 0.01430 0.29830 0.27400 1.00000 0.02026 OCm 0.02090 0.69160 0.22460 1.00000 0.02026 ODo 0.20320 0.10920 0.38710 1.00000 0.01900 ODm 0.18540 0.86730 0.43340 1.00000 0.02026 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 Na 0.02212 0.11437 0.06094 0.00189 0.00778 -0.06072 Ca 0.02212 0.11437 0.06094 0.00189 0.00778 -0.06072 AlT1o 0.01619 0.01492 0.01379 -0.00284 0.00660 0.00124 SiT1o 0.01619 0.01492 0.01379 -0.00284 0.00660 0.00124 AlT1m 0.01214 0.01077 0.01029 0.00142 0.00471 0.00124 SiT1m 0.01214 0.01077 0.01029 0.00142 0.00471 0.00124 AlT2o 0.01187 0.00995 0.01215 -0.00095 0.00471 0.00041 SiT2o 0.01187 0.00995 0.01215 -0.00095 0.00471 0.00041 AlT2m 0.01025 0.00995 0.01235 0.00047 0.00448 0.00083 SiT2m 0.01025 0.00995 0.01235 0.00047 0.00448 0.00083 OA2 0.01457 0.01326 0.01791 -0.00142 0.00542 0.00289 OBo 0.01969 0.02072 0.02162 -0.00284 0.00966 -0.00083 OBm 0.02832 0.02403 0.03314 0.00331 0.01979 0.00083 OCo 0.01753 0.02072 0.02079 -0.00426 0.00754 -0.00330 OCm 0.02239 0.01989 0.02100 0.00236 0.00872 0.00041 ODo 0.02131 0.01906 0.01709 0.00095 0.00660 0.00248 ODm 0.02212 0.01823 0.02059 0.00000 0.00566 -0.00083