IKarat yialloyi yegolide edityaniswe nezinye iintsimbi I-"K" yegolide iphuma kwigama lasemzini elithi "Karat", ibinzana elipheleleyo elithi: Igolide yeKarat, "AU" okanye "G" luphawu lwamazwe ngamazwe olusetyenziselwa ukubonisa ubunyulu begolide (okt, isixa segolide yona) Ubucwebe begolide beRose buphawulwa ngegolide encinci, ixabiso eliphantsi, kwaye lunokwenziwa lube nemibala eyahlukeneyo, kwaye luphucule ukuqina, akukho lula ukuguqulwa kunye nokunxiba. K igolide ngokobungakanani begolide kunye neengongoma 24K zegolide, 22K igolide, 18K igolide, 9K igolide.
Izacholo zegolide ze-K ezinoyilo oluhle noluswiti, zikhaphukhaphu kwaye azinakuba ngumthwalo esihlahleni okanye entanyeni okanye endlebeni yakho.Azinazithako eziyingozi, azinanikeli, azinalothe, azina cadmium. Ezi zixhobo ezikhuselekileyo zinovakalelo oluphantsi kunye nokumelana ne-oxidation, akukho bungozi kwimpilo.