IGolder reports about three problems with Perth Mint gold certificates. (emphasis mine) The Perth Mint is Australia's oldest operating mint. The Perth Mint is owned by Gold Corporation which is wholly-owned by the State Government of Western Australia.
Platinum. History Platinum was discovered by early Spanish explorers in Columbia and finally brought back to Europe in 1735. When Platinum was first discovered, people did not know what to do with it so they called it Platina meaning Silver of little value.
Gold, recognizable by its yellowish cast, is one of the oldest metals used by humans. As far back as the Neolithic period, humans have collected gold from stream beds, and the actual mining of gold can be traced as far back as 3500 B.C., when early Egyptians (the Sumerian culture of Mesopotamia) used mined gold to craft elaborate jewelry, religious artifacts, and utensils such as goblets.