SUDBURYITE (Pd,Ni)Sb (hexagonal)
nickeline group

scanning electron micrograph of geversite (1) with froodite (2), paolovite (3), breithauptite (4) silver (5), and sudburyite (6), as inclusions in chalcopyrite mooihoekite ore
Oktyabr'skoye Mine, Norilsk, Krasnoyarsk Territory, Siberia, Russia