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www.reference.com/article/black-nickel-plating-f1cedfab5b13c687

Black nickel plating involves the process of coating brass, bronze or steel objects with a thin layer of nickel by means of electrolysis. Black nickel plating produces a thin jet black finish.

www.reference.com/article/nickel-1cfe31ff982a3527

As of 2014, the nickel coin features a portrait of Thomas Jefferson, third president of the United States. The reverse depicts Jefferson's Virginia home, Monticello. In 1938, the Jefferson nickel replaced the Indian head or Buffalo nickel design that had been in use since 1913.

www.reference.com/article/nickel-made-518f8c551f06b3b9

Nickel is not manufactured or synthesized. It is an element with the chemical symbol "Ni" that occurs naturally in ores and minerals. It is also found in the Earth’s crust and occurs as a by-product of cobalt blue production. The Swedish chemist Axel Fredrik Cronstedt discovered nickel in 1751, but

www.reference.com/article/nickel-important-44f476e9dbf08ccd

Nickel plays a key role in daily life; it facilitates food preparation, is used to create mobile phones and medical equipment, and enables power generation, transportation and construction among other trades. Nickel is classified as an alloy, along with iron and chromium. These elements are consider

www.reference.com/article/many-nickels-2-a23dd15ef858b33b

There are 40 nickels in $2. Nickels are valued at 5 cents, and $2 is 200 cents. Therefore, 40 nickels and $2 have the same value.

www.reference.com/article/nickel-come-fb01aafcbe248a3f

Nickel is found in meteorites but also comes from the silicon-burning process in a Type 1a supernova. This happens when a red giant blows off shells of its material to become a white dwarf star. The white dwarf star then collapses in on itself and explodes.

www.reference.com/world-view/can-one-tell-something-real-gold-gold-plate-95bda361149475b6

The easiest way to tell if something is real gold or gold plate is by holding a magnet up to the piece and waiting for the metal inside the piece to attract to it. If the piece is gold-plated, it is instantly connected to the magnet. If the piece is solid gold, it does not connect.

www.reference.com/article/nickel-silver-21c96603e38a77c8

Nickel silver is an alloy made from 50 to 80 percent copper, 5 to 30 percent nickel, and 10 to 35 percent zinc. Although it is silvery in appearance, it is non-precious and contains no silver.

www.reference.com/article/can-remove-gold-plating-a086d8237df0ccee

Thin layers of gold plating can be removed from silver jewelry using a mildly abrasive pad. The pad should be moved back and forth across the plating while applying a small amount of pressure. After some time, this action completely removes the gold plating. Some types of metal polishes have also be

www.reference.com/science/color-nickel-922a4702e6fb2183

Nickel is silver white in color when the metal is in its natural form. Nickel compounds express in blue, green and yellow.