Precious metals
Precious Metals are naturally occurring yet rare metals of high economic value. For example Gold, Iridium, Osmium, Platinum, Palladium, Rhodium, Ruthenium and SIlver.
Precious Metals are naturally occurring yet rare metals of high economic value. For example Gold, Iridium, Osmium, Platinum, Palladium, Rhodium, Ruthenium and SIlver.