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Gold models of ship and cauldron, torc, from the Broighter Hoard. The list of hoards in Ireland comprises the significant archaeological hoards of coins, jewellery, metal objects, scrap metal and other valuable items that have been discovered on the island of Ireland (Republic of Ireland and Northern Ireland).
Other precious metals include the platinum group metals: ruthenium, rhodium, palladium, osmium, iridium, and platinum, of which platinum is the most widely traded. [1] The demand for precious metals is driven not only by their practical use but also by their role as investments and a store of value. Historically, precious metals have commanded ...
Platinum was first used for minting coins in Spanish-colonized America. Following the discovery of platinum in gold rocks, the Spaniards were unable to use it for a long time because they had no technology for processing this metal. The then-cheap platinum was used for various kinds of frauds, such as substituting it for the more expensive silver.
Coin of King "Sihtric" of Dublin (r. 989–1036– ) Hiberno-Norse coins were first produced in Dublin in about 997 under the authority of King Sitric Silkbeard.The first coins were local copies of the issues of Aethelred II of England, and as the Anglo-Saxon coinage of the period changed its design every six years, the coinage of Sitric followed this pattern.
Metal production in the ancient Middle East The metals of antiquity are the seven metals which humans had identified and found use for in prehistoric times in Africa, Europe and throughout Asia: [ 1 ] gold , silver , copper , tin , lead , iron , and mercury .
In addition, they served as tax collectors for the Roman Republic (and later the Roman Empire), farming the taxes of the Roman provinces, and bidding on contracts (from the Senate in Rome) for the collection of various types of taxes. Importantly, this role as tax collectors was not emphasized until late into the history of the Republic (c. 1st ...
There have been three sets of coins in Ireland since independence. In all three, the coin showed a Celtic harp on the obverse.The pre-decimal coins of the Irish pound had realistic animals on the reverse; the decimal coins retained some of these but featured ornamental birds on the lower denominations; and the euro coins used the common design of the euro currencies.
American Platinum Eagle, the official platinum bullion coin of the United States. Investment in platinum is often compared in financial history to gold and silver, which were both known to be used as money in ancient civilizations. Experts posit that platinum is about 15–20 times scarcer than gold and approximately 60–100 times scarcer than ...