[silver, nickel-silver, ridged] [ceramic tiles, groutless]

Because of the lightweight material, the bi-metalled Canadian Two Dollar coin — or Toonie — will stumble when paired with a great flooring like the underground cross-concourse tunnel at Atlanta´s Hartsfield Airport. This would be an interesting matchup. The coin should be able to handle its own for a considerable amount of time before the flooring takes hold of the momentum.