Petoskey isn't the only stone on the beach, and the Lake Michigan shoreline from South Haven to St. Joseph offers wonderful stones for rock collectors. Here are the names of some of those commonly found on Southwest Michigan beaches. Thanks to Patti Oakland of Seaswept Designs in Kalamazoo for identifying the stones and sharing her collections.
Unikite or better known as hamburger stones. Unakite, also called epidote, derives its name from the Greek epidosis, meaning "growing together". It is a combination of red jasper and green epidote solidly bound together.
(Previous pinner says) My crinoid collection all from the beaches of Lake Michigan.
Collectible rocks of Southwest Lake Michigan beaches
Horn coral What makes it interesting: Fossilized coral animals millions of years old. Can be sliced and polished for jewelry. Found: These were found in Southwest Michigan http://www.mlive.com/news/kalamazoo/index.ssf/2015/11/collectible_rocks_of_southwest.html