They are made at private mints.I sell three or four every single day and then I get one or two back a week, said Dave Gillie, owner of Gillies Coney Island Restaurant in Genesee Township.Gillie also accepts silver, gold, copper and other precious metals to pay for food.He says, if he wanted to, he could accept marbles...This is starting to happen because the Federal Gov't has abrogated its respo