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Kushan coinage. Late Kushan ruler Shaka I (325–345). In the coinage of the North Indian and Central Asian Kushan Empire (approximately 30–375 CE), the main coins issued were gold, weighing 7.9 grams, and base metal issues of various weights between 12 g and 1.5 g. Little silver coinage was issued, but in later periods the gold used was ...
Coining (mint) Minting, coining or coinage is the process of manufacturing coins using a kind of stamping, the process used in both hammered coinage and milled coinage. [a] This "stamping" process is different from the method used in cast coinage. A coin die (archaically spelt dye) is one of the two metallic pieces that are used to strike a ...
Coinage shapes. The Tenpō Tsūhō, a Japanese coin from the 19th-century. Although the vast majority of coins are round, coins are made in a variety of other shapes, including squares, diamonds, hexagons, heptagons, octagons, decagons, and dodecagons. They have also been struck with scalloped (wavy) edges, and with holes in the middle.
The Yehud coinage is a series of small silver coins bearing the Aramaic inscription Yehud. [2] They derive their name from the inscription YHD (𐤉𐤄𐤃), "Yehud", the Aramaic name of the Achaemenid Persian province of Yehud; others are inscribed YHDH, the same name in Hebrew. The minting of Yehud coins commenced around the middle of ...
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.
The types of coins were replaced at the fall of the Maurya Empire by cast, die-struck coins. [5] Each individual coins was first cast by pouring a molten metal, usually copper or silver, into a cavity formed by two molds. These were then usually die-struck while still hot, first on just one side, and then on the two sides at a later period.
Different types of Zhou dynasty coinage. Musée Cernuschi. Chinese coinage during the Spring and Autumn and Warring States periods includes some of the earliest coins produced in the world. However, they were mostly not the typical round shape of modern coins. They included cowrie shells, ant nose money, spade-shaped money and knife-shaped money.
Cash coins are a type of historical Chinese, Japanese, Korean, Ryukyuan, and Vietnamese coin design that was the main basic design for the Chinese cash, Japanese mon, Korean mun, Ryukyuan mon, and Vietnamese văn currencies. The cash coin became the main standard currency of China in 221 BC with the Ban Liang (半兩) and would be produced ...