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  2. 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

  3. Toning (coin) - Wikipedia

    en.wikipedia.org/wiki/Toning_(coin)

    Toning patterns may cover an entire coin, just one side, or just one area. Coins which have sat stacked in bags for a long time can develop crescent toning, where the toned coin was partially covered by one sitting off-center on top of it. This is common with Morgan dollars, which were typically delivered to and stored in banks in large cloth bags.

  4. Gold coin - Wikipedia

    en.wikipedia.org/wiki/Gold_coin

    Gold coins for sale at the Dubai Gold Souk. A gold coin is a coin that is made mostly or entirely of gold.Most gold coins minted since 1800 are 90–92% gold (22‑karat), while most of today's gold bullion coins are pure gold, such as the Britannia, Canadian Maple Leaf, and American Buffalo.

  5. '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 ...

  6. Gold Coins and Bars: 5 Strategies To Get the Best Possible ...

    www.aol.com/gold-coins-bars-5-strategies...

    As CBS News noted, if you were to buy a 1-ounce gold bar, you’d likely pay a bigger per-ounce markup than if you bought 10 ounces. But Don’t Necessarily Sell in Bulk

  7. Why Costco is selling gold bars and silver coins

    www.aol.com/why-costco-selling-gold-bars...

    Costco recently started selling silver coins for the first time, finance chief Richard Galanti told CNN. The company is selling 25-count tubes of 1 oz. Canada Maple Leaf Silver Coins online for $675.

  8. List of bullion coins - Wikipedia

    en.wikipedia.org/wiki/List_of_bullion_coins

    Under United States law, coins that do not meet the legal tender requirement cannot be marketed as "coins". Instead, they must be advertised as rounds. [3] Bullion coins are typically available in various weights, usually multiples or fractions of 1 troy ounce, but some bullion coins are produced in very limited quantities in kilograms or heavier.

  9. Golden Opulence Sundae - Wikipedia

    en.wikipedia.org/wiki/Golden_Opulence_Sundae

    Golden Opulence Sundae is made using three scoops of rich Tahitian vanilla bean ice cream infused with Madagascar vanilla and covered in 23k edible gold leaf. (Edible gold leaf is made from pure gold that is compressed or rolled into very thin sheets that are only a few micrometers thick and contain no other metals or impurities. [3])