Trial of the Pyx Trial of the Pyx The Trial of the Pyx () is the procedure in the United Kingdom for ensuring that newly minted coins conform to the required standards. These trials have been held from the twelfth century to the present day, normally once per calendar year. The form of the ceremony has been essentially the same since 1282 AD. These events are trials in the full judicial sense, presided over by a judge with an expert jury of metallurgical assayers. Given modern production methods, it is unlikely that coins would not conform, but this has been a problem in the
Coins of the Hungarian forint new money. The first coins minted in 1946 were made of copper alloys in the case of the fillér coins and aluminium in the case of the 1 & 2 forint coins. Although the forint was based on gold standard, only silver coins were minted in the first 2 years: 5 forint coins made of good quality silver were put into circulation. However, the government fear of hoarding these coins convinced the national bank to lower the mass and quality of silver used for the 1947 strike. Finally, no silver 5 forint coins were minted for general circulation after 1947.