Burr Oak is a village in St. Joseph County in the U.S. state of Michigan. As of the 2010 census, the village population was 828. The village is located within Burr Oak Township.
World's biggest gold coin goes on tour. IT is the biggest, heaviest - and with a legal tender value of $1 million dollars - the most valuable gold bullion coin in the world. But, crafted by the Perth Mint, the Guinness World Record holding piece tips the scales at one tonne of 99.99 per cent pure gold - making it worth more than $50 million.
Current (1983-present) Â£1 coins are made of nickel-brass, an alloy containing 70% copper, 24.5% zinc, and 5.5% nickel. There is also a Â£1 sovereign coin which was once minted for circulation and is now made as a bullion coin.xtract from Wikipedia  The circulating British one pound (Â£1) coin is minted from a nickel-brass alloy of approximately 70% copper, 24.5% zinc, and 5.5% nickel.  More deta â¦ ils about this coin on the related link below.