We are a full-service coin store open 6 days a week and feature a full line of Collector Coins, Gold and Silver Coins, Bullion, US Mint Products and US and Foreign Currency. In addition, the store will stock a complete line of coin and collecting supplies and reference material.Lake Superior Coins are Duluth, Minnesota based precious metals dealers specializing in bullion, numismatic and rare coins, buying and selling both locally via their retail store and nationally through