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  2. Platinum coin - Wikipedia

    en.wikipedia.org/wiki/Platinum_coin

    As a form of currency, these coins proved to be impractical: platinum resembles many less expensive metals, and, unlike the more malleable and ductile silver and gold, it is very difficult to work. Several commemorative coin sets have been issued starting from 1978 and became popular among coin collectors .

  3. Platinum as an investment - Wikipedia

    en.wikipedia.org/wiki/Platinum_as_an_investment

    Platinum is traded in the spot market with the code "XPT". When settled in United States dollars, the code is "XPTUSD". As the cost of platinum per ounce fell, the cost per ounce for other metals in the platinum group - especially palladium - rose strongly. As of November 2022, palladium sits at around US$1900 per ounce, compared to US$980 for ...

  4. Precious metal - Wikipedia

    en.wikipedia.org/wiki/Precious_metal

    One of the largest bullion coins in the world was the 10,000-dollar Australian Gold Nugget coin minted in Australia, which consists of a full kilogram of 99.9% pure gold. In 2012, the Perth Mint produced a 1-tonne coin of 99.99% pure gold with a face value of $ 1 million AUD, making it the largest minted coin in the world with a gold value of ...

  5. Platinum Hits Costco Shelves: Why The Retail Giant Is ... - AOL

    www.aol.com/platinum-hits-costco-shelves-why...

    The retail giant now offers 1-ounce platinum bars for $1,089.99 exclusively to members via its website. ... it added silver coins, which sold for $675. Now, platinum joins the lineup with its ...

  6. Platinum, Gold and More of the Most Valuable Substances in ...

    www.aol.com/platinum-gold-more-most-valuable...

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  7. ‘Pawn Stars’ Reveals the 3 Most Rare and Expensive Coins Ever ...

    www.aol.com/pawn-stars-reveals-3-most-185915492.html

    Here are some of the most rare and expensive coins sold on Pawn Stars. 1922 High Relief Matte Peace Dollar (Proofed) Sold price: $80,000.

  8. Platinum - Wikipedia

    en.wikipedia.org/wiki/Platinum

    Platinum is a chemical element; it has symbol Pt and atomic number 78. It is a dense, malleable, ductile, highly unreactive, precious, silverish-white transition metal. Its name originates from Spanish platina, a diminutive of plata "silver". [7] [8] Platinum is a member of the platinum group of elements and group 10 of the periodic table of ...

  9. 29 of the Most Valuable Coins Ever Minted — 9 Are ... - AOL

    www.aol.com/finance/29-most-valuable-coins-ever...

    And here is the world’s most expensive coin of all time: the 1933 Double Eagle, worth up to $18.9 million. It sold for this price at auction in 2021, per Smithsonian Magazine.