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  2. United States Mint coin sizes - Wikipedia

    en.wikipedia.org/wiki/United_States_Mint_coin_sizes

    This chart shows all of the coin types, and their sizes, grouped by coins of similar size and by general composition. [1] Seven distinct types of coin composition have been used over the past 200 years: three base coin alloys, two silver alloys, gold, and in recent years, platinum and palladium.

  3. United States nickel mintage figures - Wikipedia

    en.wikipedia.org/wiki/United_States_nickel...

    Jefferson nickels have been minted since 1938 at the Philadelphia and Denver mints and from the San Francisco mint until 1970. Key dates for the series include the 1939-D, and 1950-D nickels. The 1939-D nickel with a mintage of 3,514,000 coins is the second lowest behind the 1950-D nickel.

  4. Nordic Gold - Wikipedia

    en.wikipedia.org/wiki/Nordic_gold

    Nordic Gold (Swedish: nordiskt guld [1]) is the gold-coloured copper alloy from which many coins are made. The alloy is a type of aluminium bronze . It has been used for a number of coins in many currencies, most notably in euro 50 , 20 , and 10 cents , [ 2 ] [ 3 ] in the Swedish 5 and 10 kronor coins (for which it was originally developed and ...

  5. Numismatic history of the United States - Wikipedia

    en.wikipedia.org/wiki/Numismatic_history_of_the...

    The Coinage Act of 1792 established the United States Mint and regulated the coinage of the United States. [3] The act created coins in the denominations of Half Cent (1/200 of a dollar), Cent (1/100 of a dollar, or a cent), Half Dime (also known as a half disme) (five cents), Dime (also known as a disme) (10 cents), Quarter (25 cents), Half Dollar (50 cents), Dollar, Quarter Eagle ($2.50 ...

  6. Standard Catalog of World Coins - Wikipedia

    en.wikipedia.org/.../Standard_Catalog_of_World_Coins

    Standard Catalog of World Gold Coins: With Platinum and Palladium Issues: 1601–present, 6th Edition, publication date 2009, Krause Publications, ISBN 978-1-4402-0424-1 Digital copy available separately. Unusual World Coins, 6th Edition, publication date 2011, Krause Publications, ISBN 978-1-4402-1702-9 Digital copy available separately.

  7. Coin grading - Wikipedia

    en.wikipedia.org/wiki/Coin_grading

    Coin grading [1] is the process of determining the grade or condition of a coin, one of the key factors in determining its collectible value. A coin's grade is generally determined by six criteria: strike, preservation, luster, color, attractiveness, and occasionally the country/state in which it was minted. Several grading systems have been ...

  8. Sheldon coin grading scale - Wikipedia

    en.wikipedia.org/wiki/Sheldon_coin_grading_scale

    Example of an Early American Cent - the coins that inspired Sheldon to create a more precise grading scale. (Courtesy of the National Numismatic Collection, National Museum of American History [photograph by Jaclyn Nash].) The Sheldon Coin Grading Scale is a 70-point coin grading scale used in the numismatic assessment of

  9. VAM (Morgan and Peace dollar die varieties) - Wikipedia

    en.wikipedia.org/wiki/VAM_(Morgan_and_Peace...

    There are in more than 3,000 different VAMs however the coin certification company Professional Coin Grading Service (PCGS) does not recognize all of them. They recognize 52 VAM Peace dollars and 317 Morgan dollar VAMs [2] A VAM can be a small change in dies like a different sized mint mark, or something more dramatic like a repunched date.