Bronze Coin-1 unit of money.
Copper Coin-10 units of money.
Silver Coin-100 units of money.
Titanium Coin-500 units of money.
Gold Coin-1,000 units of money.
Platinum Coin-5,000 units of money.
Emerald Coin-1,000,000 units of money.
This will be used in every one of my books.