Gold Roman

Wire sparklers are wires coated with pyrotechnic composition which are hand-held and produce a gende spray of gold sparks from iron filings. Fountains are cardboard tubes filled with chemical mixtures that produce a spray of color and sparks extending 2—5 m into the air. Roman candles are cylindrical tubes which repeatedly fire colored stars distances of 5—20 m into the air. These items typically contain 5—12 stars. 

The name copper and the symbol Cu are derived from the Latin cuprum, after the island of Cyprus, where the Romans first obtained copper metal. The symbols Ag and Au for silver and gold come from the Latin names for these elements argentum... 

Jales mine is located near Vila Pouca de Aguiar, North Portugal (Fig.1). It has been exploited since Roman times, in a relatively sulfide-rich deposit. In modern times it was mined for gold and silver between 1933 and 1992. 

Some Ancient Silver Mines. The gold and silver mines of Spain are mentioned in the Apocrypha. In the days of the Maccabees they were in possession of the Romans Now Judas had heard of the fame of the Romans.. .. It was told him also of their wars. . . and what they had done in the Country of Spain, for die winning of the mines of the silver and gold which is there. .. (136). 

To what indeed When money is denounced as the root of all evil, we should properly understand it not as banknotes but as bright, treacherous gold. During the Renaissance, people idealized classical times as a Golden Age but the Roman writer Propertius had no illusions about what that really meant, for with gold all doors are opened, and truth, honesty, and freedom can be overawed if the payment is large enough ... 

Agricola retells the account by the Roman Strabo of how gold was extracted in antiquity from alluvial deposits in Colchis, the land between the Caucasus, Armenia, and the Black Sea ... 

The Romans were the first to discover the vicissitudes of a culture a that derives its power from finance. Gold, like any other commodity, I does not have an absolute value it depends on how much of it there is around. The gold denomination of the Roman Empire was the aureus, which was worth twenty-five silver denarii. But the later emperors were prone to grotesque displays of wealth - Nero constracted a Golden House with jewel-encrusted walls. These excesses removed so much gold and silver from circulation that the coin minters were forced to add other metals to the aureus and the denarius. By the third century ad the denarius was 98 per cent copper. Naturally, a trader will not give as much for a coin that is mostly copper as for one that is pure silver, even if they are called the same thing and bear the same stamp. 

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