Michigan's Copper Country Rocks & Minerals: Easily Identify Copper, Agates, and 36 Other Collectible Finds
By Jim Magnuson
$9.95
By Jim Magnuson
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Unearth Upper Michigan’s geological treasures—from Lake Superior agates to rare copper formations—with this quick guide to finding, identifying, and collecting.
The Keweenaw Peninsula and its surrounding area are collectively known as Michigan’s Copper Country: a rock-collector’s dream, holding a variety of rocks and minerals. Whether you’re in search of iconic Lake Superior agates, float copper, or the famed fluorescent sodalite, Michigan’s Copper Country Rocks & Minerals helps you navigat...






















