Moonstone
Moonstone is a variety of feldspar mineral known for its layered structure that produces a pearly blue sheen called adularescence, commonly sold as tumbled stones, cabochons, or polished specimens in the minerals and fossils market.
Estimated value as of 2026 · Source: Average from tumbled stones and entry-level cabochons across FossilEra, Healing …
Fun Fact
High-quality moonstone cabochons with strong blue flash can exceed $100 per carat, while common tumbled pieces start as low as $1 on sale.
Price History
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