Tetraauricupride Bayliss P The Canadian Mineralogist 28 (1990) 751-755 Revised unit cell dimensions, space group, and chemical formula of some metallic minerals _database_code_amcsd 0005248 2.800 2.800 3.670 90 90 90 P4/mmm atom x y z Au 0 0 0 Cu .5 .5 .5