Coin Lamination Error

What are some examples of quarter errors.

Coin lamination error.

This determines the size and shape of eventual coins. Lamination errors may be missing or attached to the coin s surface. Lamination errors can develop before or after the strike. Lamination errors part of the blank coin peeled away before workers created the coin.

While people used coins as currency for thousands of years the practice might have been closer to trading small bits of copper silver gold and other precious metals. Lamination is when flakes of metal being to peel or flake of a planchet do to impurities in the alloy and this can be attached or detached. In the case of clad coins the outer layer may be completely or partially missing on one or both sides. Split planchet errors occur on solid metal coins such as alloyed coins like bronze pennies or copper nickel five cent coins and occur due to impurities in those planchets.

Mints purchase long strips of metal which are fed through blanking machines that punch out disks known as blank planchets or simply as planchets or blanks on which coins are struck. Mints have produced coins with a variety of errors including. Broadstrikes coins struck outside of the retaining collar causing the coin to spread when created. Lamination errors are planchet errors in which the surface of a coin cracks and flakes.

It is generally believed that lamination errors are caused by contaminants in the alloy that cause the metal to separate along the horizontal plane. Washington quarters these quarters can have off. I can be as small as a pin head or almost as large as the coin itself and is easy to identify since it looks like metal leaf when attached and grainy if detached.