For those who don't know, Rhodium is, by far, the most valuable metal in the world and has risen drastically since 2020. There are four coins in this series, and this is the second of the series: The little brown bat. Tony Bianco (reverse), Susanna Blunt (obverse). The item "Nocturnal by Nature Brown Bat 1 oz Silver Canada $20 Coin Black Rhodium plated" is in sale since Tuesday, June 8, 2021. This item is in the category "Coins & Paper Money\Coins\ US\Collections, Lots".The seller is "greatfinds_collectibles" and is located in Nanaimo, British Columbia. This item can be shipped worldwide.