# generated using pymatgen data_Na4Ge9O20 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 11.41774564 _cell_length_b 11.41774564 _cell_length_c 11.41774564 _cell_angle_alpha 96.21061476 _cell_angle_beta 96.21061476 _cell_angle_gamma 141.59441760 _symmetry_Int_Tables_number 1 _chemical_formula_structural Na4Ge9O20 _chemical_formula_sum 'Na8 Ge18 O40' _cell_volume 873.22699599 _cell_formula_units_Z 2 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 'x, y, z' loop_ _atom_site_type_symbol _atom_site_label _atom_site_symmetry_multiplicity _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Na Na0 1 0.20818300 0.98921200 0.60786800 1.0 Na Na1 1 0.85031600 0.95818300 0.71897200 1.0 Na Na2 1 0.23921200 0.13134400 0.28102800 1.0 Na Na3 1 0.38134400 0.60031600 0.39213200 1.0 Na Na4 1 0.04181700 0.76078800 0.89213200 1.0 Na Na5 1 0.39968400 0.79181700 0.78102800 1.0 Na Na6 1 0.01078800 0.61865600 0.21897200 1.0 Na Na7 1 0.86865600 0.14968400 0.10786800 1.0 Ge Ge8 1 0.28753600 0.62775900 0.06580900 1.0 Ge Ge9 1 0.47172700 0.03753600 0.15977700 1.0 Ge Ge10 1 0.87775900 0.31195000 0.84022300 1.0 Ge Ge11 1 0.56195000 0.22172700 0.93419100 1.0 Ge Ge12 1 0.96246400 0.12224100 0.43419100 1.0 Ge Ge13 1 0.77827300 0.71246400 0.34022300 1.0 Ge Ge14 1 0.37224100 0.43805000 0.65977700 1.0 Ge Ge15 1 0.68805000 0.52827300 0.56580900 1.0 Ge Ge16 1 0.00000000 0.00000000 0.00000000 1.0 Ge Ge17 1 0.25000000 0.75000000 0.50000000 1.0 Ge Ge18 1 0.52035600 0.14734000 0.43625300 1.0 Ge Ge19 1 0.33410200 0.27035600 0.87301600 1.0 Ge Ge20 1 0.39734000 0.46108700 0.12698400 1.0 Ge Ge21 1 0.71108700 0.08410200 0.56374700 1.0 Ge Ge22 1 0.72964400 0.60266000 0.06374700 1.0 Ge Ge23 1 0.91589800 0.47964400 0.62698400 1.0 Ge Ge24 1 0.85266000 0.28891300 0.37301600 1.0 Ge Ge25 1 0.53891300 0.66589800 0.93625300 1.0 O O26 1 0.46578500 0.76200800 0.98603100 1.0 O O27 1 0.72975400 0.21578500 0.20377700 1.0 O O28 1 0.01200800 0.52597700 0.79622300 1.0 O O29 1 0.77597700 0.47975400 0.01396900 1.0 O O30 1 0.78421500 0.98799200 0.51396900 1.0 O O31 1 0.52024600 0.53421500 0.29622300 1.0 O O32 1 0.23799200 0.22402300 0.70377700 1.0 O O33 1 0.47402300 0.27024600 0.48603100 1.0 O O34 1 0.33987700 0.57023000 0.17892300 1.0 O O35 1 0.41095400 0.08987700 0.26964700 1.0 O O36 1 0.82023000 0.14130800 0.73035300 1.0 O O37 1 0.39130800 0.16095400 0.82107700 1.0 O O38 1 0.91012300 0.17977000 0.32107700 1.0 O O39 1 0.83904600 0.66012300 0.23035300 1.0 O O40 1 0.42977000 0.60869200 0.76964700 1.0 O O41 1 0.85869200 0.58904600 0.67892300 1.0 O O42 1 0.02698300 0.39385100 0.98833600 1.0 O O43 1 0.28864700 0.77698300 0.13313100 1.0 O O44 1 0.64385100 0.15551600 0.86686900 1.0 O O45 1 0.40551600 0.03864700 0.01166400 1.0 O O46 1 0.22301700 0.35614900 0.51166400 1.0 O O47 1 0.96135300 0.97301700 0.36686900 1.0 O O48 1 0.60614900 0.59448400 0.63313100 1.0 O O49 1 0.84448400 0.71135300 0.48833600 1.0 O O50 1 0.29760000 0.40558100 0.94717000 1.0 O O51 1 0.60043000 0.04760000 0.39201900 1.0 O O52 1 0.27613500 0.90745500 0.44606100 1.0 O O53 1 0.08007400 0.02613500 0.86868100 1.0 O O54 1 0.15745500 0.21139300 0.13131900 1.0 O O55 1 0.46139300 0.83007400 0.55393900 1.0 O O56 1 0.97386500 0.84254500 0.05393900 1.0 O O57 1 0.16992600 0.72386500 0.63131900 1.0 O O58 1 0.09254500 0.53860700 0.36868100 1.0 O O59 1 0.78860700 0.91992600 0.94606100 1.0 O O60 1 0.79158900 0.39957000 0.44717000 1.0 O O61 1 0.59441900 0.54158900 0.89201900 1.0 O O62 1 0.64957000 0.70240000 0.10798100 1.0 O O63 1 0.95240000 0.34441900 0.55283000 1.0 O O64 1 0.45841100 0.35043000 0.05283000 1.0 O O65 1 0.65558100 0.20841100 0.60798100 1.0