Pingguite Nenert G, Missen O P, Lian H, Weil M, Blake G R, Kampf A R, Mills S J Physics and Chemistry of Minerals 47 (2020) 53 Crystal structure and thermal behavior of Bi6Te2O15: investigation of synthetic and natural pingguite Locality: synthetic _database_code_amcsd 0020926 10.61155 22.74458 5.399038 90 90 90 Pnma atom x y z Bi1 .11570 .62244 .2670 Bi2 .3795 .005860 .2827 Bi3 .1403 .25 .7246 Bi4 .3898 .25 .2692 Te .1303 .12817 .2508 O1 .004 .1621 .041 O2 .014 .0740 .390 O3 .061 .5332 .153 O4 .077 .1814 .505 O5 .248 .1868 .121 O6 .260 .0965 .455 O7 .305 .5783 .510 O8 .328 .25 .639