Biography. Nirvana was an American rock band that was formed by singer and guitarist Kurt Cobain and bassist Krist Novoselic in Aberdeen, Washington, in 1987. Nirvana went through a succession of drummers, the longest-lasting being Dave Grohl, who joined the band ...
A broadstruck coin, or broadstrike, is a piece struck outside the confines of the collar. The metal of the planchet was able to spread outward, beyond what is now considered a coinâs normal diameter, and, because no collar was present during striking, the coin lacks any special edge device, like reeding.
The worldâs biggest gold coin, minted by the Perth Mint, an Australian third branch company that manufactures coins, measures 80 centimeters wide,13 centimeters deep and weighs 1, 012 kilograms. This magnificent coin is made from 99, 99 % of pure gold and has a legal tender value of $ 1 million AU. It took 18 months to be made, but it was awarded with the title of the âlargest coinâ by Guinness World Records committee.