Liberty Coin & Currency of Portland did a great article for KGW.com. It’s a primer on the nine precious metals; gold silver, platinum, palladium, rhodium, iridium, osmium, rhenium, and ruthenium.
Liberty Coin & Currency of Portland did a great article for KGW.com. It’s a primer on the nine precious metals; gold silver, platinum, palladium, rhodium, iridium, osmium, rhenium, and ruthenium.