Change:
Grey seashell = 1c per ounce
Silver seashell = 2c per ounce
Gold seashell = 5c per ounce
Small Cash:
Grey mountain fish = 10c per pound
Silver mountain fish = 25c per pound
Gold mountain fish = 50c per pound
Big Cash:
young and elderly mountain goats = 500c
Prime mountain goat = 1000c