First isolated in 1751 by Cronstedt, an event commemorated by Canada in 1951 with a special 5c piece. However, the element is present in alloy form in early Bactrian coins dating from about 200 BC.
Usually used in an alloy with copper (see cupro-nickel) or iron (see stainless steel), although the pure metal has been (and is) used a great deal, notably for the coins of Switzerland and Canada. It was first used in this form by Switzerland in 1881. The pure metal is magnetic, and is noticeably yellower than some of the silvery metals such as chromium and aluminium.
In 1965 the United States produced pattern coins in a 95% nickel 5% silicon alloy, but it appears that all specimens were melted down.
There is some concern that a number of people are allergic to nickel, thus the avoidance of this element in alloys used for the new euro coins.
White gold jewelry typically is made from a gold-palladium-silver alloy or gold-nickel-copper-zinc alloy. However, about one in eight people experiences a reaction to the nickel-containing alloy, usually in the form of a skin rash. Most European jewelry manufacturers and some American jewelry manufacturers avoid nickel white gold, since alloys made without nickel are less allergenic. The nickel alloy is most often encountered in older white gold jewelry and in some rings and pins, where the nickel produces a white gold that is strong enough to stand up to the wear and tear these pieces of jewelry experience. From About.com
If you are referring to US three cent pieces, they were produced from both silver and nickel. The silver ones were quite small and had a large six-pointed star on one side; the nickel ones were a bit larger (about the size of a dime) with a Liberty head on one side and a large "III" on the the other. If you are referring to British three pence pieces, they were made, at various times, out of silver, copper-nickel, and brass (and small quantities of the silver ones continue to be produced as Maundy money).
Copper. The outer layers are 75% copper and 25% nickel, while the core is pure copper. Including the core, 91.7% is copper and 8.3% is nickel.
Prepare a solution of a nickel salt such as sulfate, nitrate, chloride, etc. This can be done by dissolving pieces of nickel in a strong acid mixture. Once you have the nickel salt, neutralize the solution and add excess baking soda. Then filter out the fine light green nickel carbonate.
All buffalo nickels were struck in the same alloy of 75% copper / 25% nickel that has been used for all 5-cent pieces except the famous "war nickels" made during WW 2.
It depends on the date and the mint mark along with the condition. It is impossible to say without knowing those key pieces of information.
Nickel 3-cent pieces were introduced in 1865.
Your question could have a number of answers depending on what you mean. The first circulating U.S. coins to contain nickel were Flying Eagle cents minted 1856-1858. Cents contained about 12% nickel up till the middle of 1864 when the composition was changed to bronze. The next coins were copper-nickel 3¢ pieces (1865) and 5¢ pieces (1866). The next change happened a century later when silver rose in price. Dimes and quarters were changed from silver to copper-nickel in 1965, and half-dollars and dollars were changed in 1971.
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Both silver and nickel 5-cent pieces were made in 1942. The ones that contain silver have a large P or S mint mark over the dome of Monticello. Please post new question with the location of the letters you see.
Below a grade of VF-20 Less than a dollar or scrap value, VF+ 1 to 20 dollars. Both silver and nickel 5-cent pieces were made in 1942. The ones that contain silver have a large P or S mint mark over the dome of Monticello.
"Pieces of Eight" - Styx
The first nickel 5 cent piece is the 1866 rays shield type. The first five cent pieces however were actually made out of silver and were called half dimes. These can be dated back to 1794. They were eventually discontinued in 1873. From that point on all 5 cent pieces were made from nickel.
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Silver 3¢ pieces were minted from 1851 to 1873 Copper-nickel ones were minted from 1865 to 1889
it depends on how big the pieces are if the pieces are 2x2 there are three pieces