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A very excellent alligator pattern highlights this generously sized greenstone. Almost 17mm x 11 mm, you could have gemstone jewelry to be coveted by everyone you meet. This is a natural treasure!
The Michigan greenstone, also known as chlorastrolite, was selected as the state gem of Michigan in 1973. This rare mineral is found only on small select areas of the Keweenaw Peninsula or on Isle Royale National Park.
The Michigan greenstone, also known as chlorastrolite, was selected as the state gem of Michigan in 1973. This rare mineral is found only on small select areas of the Keweenaw Peninsula or on Isle Royale National Park.