enow.com Web Search

  1. Including results for

    history of coins metal

    Search only for history of coinage metals

Search results

  1. Results from the WOW.Com Content Network
  2. Coinage metals - Wikipedia

    en.wikipedia.org/wiki/Coinage_metals

    The coinage metals comprise those metallic chemical elements and alloys which have been used to mint coins. Historically, most coinage metals are from the three nonradioactive members of group 11 of the periodic table: copper, silver and gold. Copper is usually augmented with tin or other metals to form bronze.

  3. History of coins - Wikipedia

    en.wikipedia.org/wiki/History_of_coins

    Coins were first made of scraps of metal by hitting a hammer positioned over an anvil. The Chinese produced primarily cast coinage , and this spread to South-East Asia and Japan. Although few non-Chinese cast coins were produced by governments, it was a common practice amongst counterfeiters .

  4. Nickel (United States coin) - Wikipedia

    en.wikipedia.org/wiki/Nickel_(United_States_coin)

    Coinage of precious metal was delayed; Congress required the assayer and chief coiner to each post a security bond of $10,000, a huge sum in 1793. In 1794, Congress lowered the chief coiner's bond to $5,000 , and the assayer's to $1,000 ; President Washington's appointees to those positions were thus able to qualify and take office.

  5. Coins of the pound sterling - Wikipedia

    en.wikipedia.org/wiki/Coins_of_the_pound_sterling

    In 1992 the composition of the 1p and 2p coins was changed from bronze to copper-plated steel. Due to their high copper content (97%), the intrinsic value of pre-1992 1p and 2p coins increased with the surge in metal prices of the mid-2000s, until by 2006 the coins would, if melted down, have been worth about 50% more than their face value. [16]

  6. Group 11 element - Wikipedia

    en.wikipedia.org/wiki/Group_11_element

    Group 11 is also known as the coinage metals, due to their usage in minting coins [2] —while the rise in metal prices mean that silver and gold are no longer used for circulating currency, remaining in use for bullion, copper remains a common metal in coins to date, either in the form of copper clad coinage or as part of the cupronickel alloy.

  7. With metal detectors and patience, amateur treasure hunters ...

    www.aol.com/metal-detectors-patience-amateur...

    The thrill of finding fragments of history beneath our feet drives detectorists like 54-year-old Weale, who was introduced to the pastime at the age of 7 and “was hooked.”

  8. Ancient Greek coinage - Wikipedia

    en.wikipedia.org/wiki/Ancient_Greek_coinage

    The history of ancient Greek coinage can be divided (along with most other Greek art forms) into four periods: the Archaic, the Classical, the Hellenistic and the Roman. The Archaic period extends from the introduction of coinage to the Greek world during the 7th century BC until the Persian Wars in about 480 BC.

  9. Dime (United States coin) - Wikipedia

    en.wikipedia.org/wiki/Dime_(United_States_coin)

    The first known proposal for a decimal-based coinage system in the United States was made in 1783 by Thomas Jefferson, Benjamin Franklin, Alexander Hamilton, and David Rittenhouse. Hamilton, the nation's first Secretary of the Treasury, recommended the issuance of six such coins in 1791, in a report to Congress. Among the six was a silver coin ...