ᎤᏍᏆᎸᎲ Ꮝ ᎦᏃᏢᏥᏙᎯ chemical ᎾᏍᏋ, ᎠᏕᎸ ᏓᎶᏂᎨ ᎨᏒᎢ ᎤᏠᏱᎭ ᎠᏩᏛᏗ ᏥᏄᏍᏗ ᎯᎠ ᎾᏰᎯᏯ ᎠᎾᎦᎵᏍᎩ ᎦᏂᏱᏍᎩ ᎠᎴ ᏧᏠᎯᏍᏗ. ᎢᏳᏓᎵᎭᏊ ᎡᏆ ᎤᏓᏂᏝᏅ ᎾᏰᎯᏯ ᎠᏕᎸ ᏓᎶᏂᎨ (ᎾᏍᎩ ᎾᏍᏇ ᎤᎾᏅᏛ ᏥᏄᏍᏗ ᎤᏝᏅᎯ) ᏄᎵᏍᏔᏅ ᎠᎴ ᎤᏠᏱᎭ ᎠᏕᎸ ᏓᎶᏂᎨ ᏄᎵᏍᏔᏅ ᏥᏄᏍᏗ ᎢᏯᏔᏬᏍᏔᏅ ᎤᏛᏒ ᎤᎦᏔ. ᎾᏍᎩ ᎯᎠ ᎤᏛᏒ ᎤᎦᏔ ᏄᎵᏍᏔᏅ ᎠᏰᎵ ᎪᎢ ᎤᏛᏒ ᎤᎦᏔ boundaries ᎠᎴ ᏥᏄᏍᏗ ᎪᏪᎳᏅ ᎠᎪᎵᏰᏗ ᎭᏫᏂᏗᏢ ᎪᎢ. ᏧᏣᏔᏊ ᎠᏕᎸ ᏓᎶᏂᎨ ᎤᎾᎵᎪᏒ ᎠᎴ ᎤᏓᏅᏖᏗ ᎢᏳᏓᎵᎭ ᏥᏄᏍᏗ ᏫᏚᏳᎪᏛᎠᎴ sulfide ᎪᎢ. ᎯᎠ ᎤᎪᏗᏗ ᏧᏣᏔᏊ sulfide ᎤᎾᎵᎪᏒ ᎠᎴ pyrite, chalcopyrite, galena, sphalerite, arsenopyrite, stibnite ᎠᎴ pyrrhotite. Rarer ᎪᎢ ᎤᎾᎵᎪᏒ ᎠᎴ petzite, calaverite, sylvanite, muthmannite, nagyagite ᎠᎴ krennerite.