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A handsome, shell-shaped greenstone, with a full chatoyant pattern, this chlorastrolite gemstone sports a small spot of either calcite or quartz which adds character to the perfect greenstone. This is a nice, big, bold, solid stone, which could be used for jewelry, such as a large man's ring or a pendant that needs a larger stone. This is roughly the size of a dime. You would really be proud to own this gemstone!
The greenstone, also known as chlorastrolite, is the state gem of Michigan and is found only is small select areas of the Keweenaw Peninsula or on Isle Royale National Park.
The greenstone, also known as chlorastrolite, is the state gem of Michigan and is found only is small select areas of the Keweenaw Peninsula or on Isle Royale National Park.