Established in the spring of 1986, the Gold Mine has been the Straits of Mackinac area's 'go-to' store when looking for fine quality jewelry at reasonable prices. Featuring the famous Mackinac Bridge designs and hand-made Michigan stone jewelry, colored stones, and diamonds.With in-house jewelry repair, art glass, and Northern Michigan's largest selection of genuine Polish Pottery, make the Gold Mine your first thought for all your jewelry needs, as so many have for 30 years.