Search results
Results from the WOW.Com Content Network
Jitalia17/istockphotoSome of the rarest and most valuable coins in U.S. history owe their worth to minting errors that slipped through unnoticed. Coins like the 1943 Copper Penny, struck in copper ...
Mint-made errors occur when coins are made incorrectly at the mint, ... Mobile view; Search. Search. Toggle the table of contents. Mint-made errors.
Collectors and organizations dedicated to collecting coins regard mint striking errors as those that have been created by the minting process. Mint striking errors are caused by the collar moving, cracking, or not being present in the minting process. The collar is a third die that actually holds the coin in place in the minting process.
Various currencies, including the 500 Italian Lira coin, the 5 South African Rand coin, and the 10 Thai baht coin, are similar to the 2 Euro coin and are sometimes passed off as such, especially to tourists. [1] Even when the Lira was legitimate currency, 500 Lira was only worth €0.26. [2]
On coins, milled or reeded (marked with parallel grooves) edges are used to show that none of the valuable metal has been scraped off. This detects the shaving or clipping (paring off) of the rim of the coin. However, it does not detect sweating, shake coins in a bag, and collect the resulting dust. Since this technique removes a smaller amount ...
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
A real British pound coin, of the old type, on top of a fake.This coin was often counterfeited. Defective milling and letters on a counterfeit coin (top) For modern coins in general circulation, the most common method of protection from forgeries is the use of bi-metallic coins made of two metals of different color, which are difficult to counterfeit at low cost.