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Hyalite Opal - Gemstone
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Hyalite Opal

description Hyalite Opal Overview

Hyalite opal is a usually colorless, transparent to translucent form of opal with a glass-like appearance and rounded or botryoidal surfaces. Some specimens fluoresce bright green under ultraviolet light because trace uranium or uranyl compounds act as activators in the silica material. The fluorescence varies between specimens, and uranium-bearing pieces can show measurable radioactivity depending on their composition. Hyalite is of interest to mineral collectors and gem enthusiasts who value optical effects, unusual formation environments, and transparent opal varieties.

help Hyalite Opal FAQ

How good is Hyalite Opal?
Hyalite Opal scores 5.43/10 (Mediocre) on Lunoo, making it rated in the Gemstone category.
What are the best alternatives to Hyalite Opal?
See our alternatives page for Hyalite Opal for a ranked list with scores. Top alternatives include: Diamond, Black Opal, Crystal Opal.
How does Hyalite Opal compare to Diamond?
See our detailed comparison of Hyalite Opal vs Diamond with scores, features, and an AI-powered verdict.
Is Hyalite Opal worth it in 2026?
With a score of 5.43/10, Hyalite Opal is a solid option in Gemstone. See all Gemstone ranked.

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