Hi Steemit
This is the lunar series silver coins for year 2020 from the Perth Mint, the 1/2 ounce Lunar Mouse coins. There are also 1 oz, 2 oz, 5oz, 10 oz, and 1kg.
The other side of the coin is the Queen, and 50 cents legal tender, and the weight of 1/2 oz
A closer look at the the lunar mouse