Alamar gubar Alchemical

Lead na ɗaya daga cikin ƙarfe na gargajiya guda bakwai da masana alchem ​​suka sani. Babban Alamar Alchemy, Ana kiranta plumbum a lokacin, wanda shine asalin alamar alama (Pb). Alamun sinadari sun bambanta, amma tunda karfe yana da alaƙa da duniyar Saturn, abubuwan biyu wani lokaci suna raba alama ɗaya.