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  2. 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.

  3. Sheldon coin grading scale - Wikipedia

    en.wikipedia.org/wiki/Sheldon_coin_grading_scale

    Details of the coin are sharp. Traces of mint luster may show. 45 Choice Extremely Fine Ch. Ex. Fine, EF45 Slight, overall wear is seen at the highest points of the coin (examples being raised features). All the details are full and very sharp. Mint luster may show only in protected areas of the coin's surface (Such as between the star points). 50

  4. Glossary of numismatics - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_numismatics

    A coin that has never been used, thus retaining all or most of its original luster. [1] uniface A coin struck with the design on one side only. union A proposed United States gold coin worth $100 (one hundred dollars). Only one pattern "half union" is known to exist. Platinum $100 coins are not technically "unions". unique

  5. Coin cleaning - Wikipedia

    en.wikipedia.org/wiki/Coin_cleaning

    These coins are graded with a description which lowers the coin's value by 90%. [14] [16] Dipping: The coin is dipped into a dilute acid solution that removes the oxidation from the coin along with a small amount of metal. Overdipped coins result in loss of luster which lowers the coin's grade and appeal. [12] [9] Ivory soap and Water

  6. 'Pawn Stars:' Why a rare coin worth six figures sold for much ...

    www.aol.com/entertainment/2014-12-12-pawn-stars...

    On History Channel's hit show "Pawn Stars," a man came in to sell a 1907 Saint-Gaudens double eagle $20 gold coin. The coins are extremely rare, and some of them have sold for more than $1 million ...

  7. Lustre (mineralogy) - Wikipedia

    en.wikipedia.org/wiki/Lustre_(mineralogy)

    Lustre (British English) or luster (American English; see spelling differences) is the way light interacts with the surface of a crystal, rock, or mineral. The word traces its origins back to the Latin lux , meaning "light", and generally implies radiance, gloss, or brilliance.

  8. 5 Tips for Making Money From Coin Roll Hunting

    www.aol.com/finance/100-000-coin-roll-hunting...

    People have been pursuing the "hobby of kings" for over 2,000 years. Coin collecting, or numismatics, is a timeworn hobby, often passed down through generations. While collecting coins provides a...

  9. Canadian Silver Maple Leaf - Wikipedia

    en.wikipedia.org/wiki/Canadian_Silver_Maple_Leaf

    5-Coin Set – 1 oz, 1 ⁄ 2 oz, 1 ⁄ 4 oz, 1/10 oz, 1/20 oz. 2014 Fine Silver Fractional Set - Maple Leaf 2015 Fine Silver Incuse Fractional Set - Maple Leaf Lilyane Coulombe 2016 Fine Silver 5-Coin Fractional Set – A Historic Reign Donna Kriekle: 7,500 2017 fine [19] silver 4-coin fractional set – maple leaf tribute Stan Witten senior ...