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  2. Florin - Wikipedia

    en.wikipedia.org/wiki/Florin

    Florin. The Florentine florin was a gold coin (in Italian Fiorino d'oro) struck from 1252 to 1533 with no significant change in its design or metal content standard during that time. [1] It had 54 grains (3.499 grams, 0.1125 troy ounces) of nominally pure or 'fine' gold [2] with a purchasing power difficult to estimate (and variable) but ...

  3. Napoléon (coin) - Wikipedia

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

    The coins were originally minted in two denominations, 20 and 40 francs for Napoléon Bonaparte. The 40-franc gold piece did not become popular. [8] The 20 franc coins are 21 mm in diameter (about the size of a U.S. five-cent piece or a Swiss 20 Rappen coin), weigh 6.45 grams (gross weight) and; at 90% pure, contain 0.1867 troy ounces (5.807 g) of pure gold.

  4. French sol - Wikipedia

    en.wikipedia.org/wiki/French_sol

    French sol. Gros from Saint Louis worth 1 sou tournois. The sol, later called a sou, is the name of a number of different coins, for accounting or payment, dating from Antiquity to today. The name is derived from the late-Roman and Byzantine solidus. Its longevity of use anchored it in many expressions of the French language.

  5. Écu - Wikipedia

    en.wikipedia.org/wiki/Écu

    The term écu (French pronunciation: [eky]) may refer to one of several French coins. [1] The first écu was a gold coin (the écu d'or) minted during the reign of Louis IX of France, in 1266. The value of the écu varied considerably over time, and silver coins (known as écu d'argent) were also introduced. Écu (from Latin scutum) means ...

  6. Binance - Wikipedia

    en.wikipedia.org/wiki/Binance

    Binance Holdings Ltd., branded Binance, is a global [9] company that operates the largest cryptocurrency exchange in terms of daily trading volume of cryptocurrencies. Binance was founded in 2017 by Changpeng Zhao, a developer who had previously created high-frequency trading software. Binance was initially based in China, then moved to Japan ...

  7. Louis d'or - Wikipedia

    en.wikipedia.org/wiki/Louis_d'or

    Half Louis d’or of Louis XIII (1643) [nb 2] The Louis d'or (a gold coin) replaced the franc which had been in circulation (in theory) since John II.In actual practice the principal gold coin circulating in France in the earlier 17th century had been Spanish: the 6.7-gram double escudo or "doubloon", of which the Louis d'or was an explicit copy.

  8. French livre - Wikipedia

    en.wikipedia.org/wiki/French_livre

    the double Louis d'or (gold coin) of 48₶. the Louis d'or (gold coin) of 24₶. the demi-Louis d'or or half-Louis (gold coin) of 12₶. the écu (silver coin) of 6₶. or 120 sous, along with 1 ⁄ 2, 1 ⁄ 4 and 1 ⁄ 8 écu denominations valued at 60, 30 and 15 sous; the sou (copper coin) denominated in 1 and 2 sou units valued at 1 ⁄ 20 ...

  9. Cryptocurrency - Wikipedia

    en.wikipedia.org/wiki/Cryptocurrency

    The current value, not the long-term value, of the cryptocurrency supports the reward scheme to incentivize miners to engage in costly mining activities. [92] In 2018, bitcoin's design caused a 1.4% welfare loss compared to an efficient cash system, while a cash system with 2% money growth has a minor 0.003% welfare cost.