Michigan rocks and minerals

Lake Michigan beaches are the nation’s longest freshwater coast with sand dunes and rocky cliffs. Here are eight rocks common to find on Michigan's beaches.

Rock hunting is a pastime enjoyed by many, and Benzie County is among the best places to find some of the region’s most sought-after stones.

See how many of these rocks and fossils you've spotted on the shore.

Discover the best places for hunting Lake Superior agates and other treasures along Michigan's Upper Peninsula's rocky shorelines.

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Find unique collectibles along the lakeshore while rock and fossil hunting in Southwest Michigan! Rockhounding here is sure to reap plenty treasure.

The Healing Gem | Crystal Shop on Instagram: “Yay made it to Michigan! I’m very impressed with the amount of minerals, Crystals and rocks found there! So many I couldn’t fit all of them…”

Lake Michigan’s vast historic past left industrial "railroad" marbles that we still find along its shores.

Fascinating facts and photos featuring the most common beach stones found along Lake Michigan shorelines, as well as several unusual kinds; includes various types of basalt, septarian, limestone, granite, gabbro, diorite, gneiss, schist, sandstone, siltstone, mudstone, geodes, chalcedony and agate.