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Michigan Greenstone Chlorastrolite Pumpellyite Isle Royale 2 ounce tumbled lot |
| This specimen is not for sale, and was archived from an external source for the purpose of preserving and sharing its geologic, geographic, and collector value. |
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Description: Chlorastrolite (a variety of the mineral pumpellyite) is a bluish-green stone with a pattern of slender, star-like crystals which results in a "turtle back" pattern. Isle Royale Greenstone (Chlorastrolite).
Winning Bid: USD $82 - 2 bids (Year Sold: 2020 )
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