The president's halt on "wasteful" penny production could cause the value of the rarest one-cent coins to surge.

During World War II, pennies were made of steel to save copper ... is the most desired. You can tell it is authentic from the square, sharp-edged rims and the details. This rare coin from 1909 ...

In nearly all cases, however, the most valuable coins are the rarest. Some rare coins have reached a certain level of fame because of their backstories. An example is the 1943 copper Lincoln penny ...

Pennies were the most common coins produced by the Mint last ... Actually, no. The typical penny is around 97.5% zinc and only 2.5% copper. Since 1982, copper-plated pennies have been made ...

The penny has ... and became the most produced but least valued coin in the country. Every year, the mints in Denver and Philadelphia press sheets of metal into billions of copper-plated tokens.

Some valuable pennies include coins from the 1920s — as most pennies from this decade ... Before 1982, pennies were made of 95% copper and 5% zinc, and those made of precious metals might ...

Here’s a bit more on what might transpire, including the potential impact for Arizona, a major copper-producing ... paper checks also waning. Pennies were the most common coins produced by ...