Bismuthinite Caracas R, Gonze X Physics and Chemistry of Minerals 32 (2005) 295-300 First-principles study of the electronic properties of A2B3 minerals, with A=Bi,Sb and B=S,Se Note: Hypothetical sulphosalt structure derived from density functional theory _database_code_amcsd 0008968 11.305 3.981 11.147 90 90 90 Pnma atom x y z Bi1 .5165 .25 .1748 Bi2 .6596 .75 .4655 S1 .6230 .75 .0575 S2 .7153 .25 .3063 S3 .4508 .75 .3730