Additionally, an 1866 Indian Cent struck in a copper-nickel alloy sold for $2300. ❋ Unknown (2009)
· 1860 Brilliant Gem Proof-A lovely copper-nickel proof. ❋ Unknown (2009)
From 1965 through 1970, and again in 1976 for the Bicentennial, 40 percent silver Kennedy halves were made in a silver-copper clad composition, and from 1971 forward in the same copper-nickel clad composition used for the dime and quarter since 1965. ❋ Unknown (2009)
Thousands of business strike copper-nickel Indian Head cents have been certified, including a very few prooflike specimens. ❋ Unknown (2008)
Early 1864 bronze cents had the rounded tip of the bust as on the copper-nickel issues, but later coins for 1864 and all subsequent years have a pointed bust tip and a small L (for Longacre, sometimes hard to see because of wear) in the lower part of the smaller ribbon to the back. ❋ Unknown (2008)
For these reasons, copper-nickel coins that undergo removal of carbon spots will typically have their toning removed as well during the conservation process. ❋ Unknown (2010)
Cents with both copper-nickel and bronze were produced in 1864, but nearly three times more of the new bronze cents were made. ❋ Unknown (2008)
Not until 1864 did the situation ease, the same year that marked the transition from a copper-nickel cent composition to bronze. ❋ Unknown (2008)
The highly reactive nature of copper as a metal will often lead to their formation, but US copper-nickel coins as well as other copper-nickel coins from around the world are also quite susceptible. ❋ Unknown (2010)
Susan B. Anthony dollars, known as “Susies” by many collectors, were the second copper-nickel dollar coin produced for circulation in this country. ❋ Unknown (2008)
The design was basically the same, but the composition changed from copper-nickel to bronze (copper, tin, and zinc). ❋ Unknown (2008)
For copper-nickel coins displaying carbon spots, proper conservation can remove both the contaminants and the resulting spots. ❋ Unknown (2010)
All copper-nickel Indian Head cents were produced in Philadelphia; no mintmark is displayed. ❋ Unknown (2008)
For example, the 2007 State Quarters Proof Set is currently list priced on the U.S. Mint website at $13.95 for the copper-nickel set and $25.95 for the silver quarters. ❋ Unknown (2009)
The design was basically the same, but the composition changed from copper-nickel to bronze copper, tin, and zinc. ❋ Unknown (2008)
Early 1864 bronze cents had the rounded tip of the bust as on the copper-nickel issues, but later coins for 1864 and all subsequent years have a pointed bust tip and a small L for Longacre, sometimes hard to see because of wear in the lower part of the smaller ribbon to the back. ❋ Unknown (2008)
