Eucairite Frueh A J, Czamanske G K, Knight C Zeitschrift fur Kristallographie 108 (1957) 389-396 The crystallography of eucairite, CuAgSe Locality: Skrikerum, Sweden Sample: tetragonal subcell _database_code_amcsd 0010579 4.083 4.083 6.31 90 90 90 *P4/nmm .25 -.25 0 atom x y z occ Cu .25 .75 .105 .5 Ag .25 .25 .449 Se .25 .25 .873