Dating tibetan coins
It is probable that these were funeral money, not circulating coinage, as they are found in tombs, but the gold coins are not.) are a link between weeding tools used for barter and stylised objects used as money.
They are clearly too flimsy for use, but retain the hollow socket by which a genuine tool could be attached to a handle.
These have lost the hollow handle of the early spades.
They nearly all have distinct legs, suggesting that their pattern was influenced by the pointed shoulder hollow handled spades, but had been further stylized for easy handling.
This was used to allow collections of coins to be threaded on a square rod so that the rough edges could be filed smooth, and then threaded on strings for ease of handling.
These coins, used as early as the Spring and Autumn period (770–476 BCE), took the form of imitations of the cowrie shells that were used in ceremonial exchanges.Aside from officially produced coins, private coining was common during many stages of history. Some coins were produced in very large numbers – during the Western Han, an average of 220 million coins a year were produced.Various steps were taken over time to try to combat the private coining and limit its effects and making it illegal. Other coins were of limited circulation and are today extremely rare – only six examples of Da Quan Wu Qian from the Eastern Wu Dynasty (222–280) are known to exist.Chinese coins were manufactured by being cast in molds, whereas European coins were typically cut and hammered or, in later times, milled.Chinese coins were usually made from mixtures of metals such copper, tin and lead, from bronze, brass or iron: precious metals like gold and silver were uncommonly used.