Phenomenal Gems: Cat's Eye and Star Gemstones

Learn the difference between chatoyancy and asterism, why cat's eye and star gemstones display dazzling light effects, and how to determine the value of these gemstones.

Star Gemstones

Phenomenal stones – Joopy Gems

Smithsonian Gem Gallery Tour Arrives at the Colorful 'Stars and Cat's Eyes' Exhibit - Humes Jewelers

Estate 8.43 Carat Cat's-Eye Chrysoberyl Cabochon and Diamond Ring

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Cat's Eye Chrysoberyl - The Gem Museum Singapore

Phenomenal Gems: Cat's Eyes, Star Stones, and More - Gem Society

MSJ Handbook