Minted by the Royal Canadian Mint, the 1oz Canadian Maple Leaf silver coin has a fineness of 999.9 and contains 31.1 grams of silver. The Maple Leaf one ounce silver coins are sure to be a favourite with silver investors, who enjoy the beautiful design and stellar reputation of these coins. The 1oz silver Maple coin is produced by the Royal Canadian Mint and in recent years has included multiple anti-forgery features.