description Cobalt Spinel Overview
A rare spinel variety colored vivid blue by trace cobalt, found primarily in Vietnam and Sri Lanka, prized for a saturation rivaling fine sapphire.
insights Why this score
Cobalt Spinel ranks #44 of 203 in the Gemstone ranking, behind Spinel, ahead of Mandarin Garnet.
help Cobalt Spinel FAQ
How good is Cobalt Spinel?
Cobalt Spinel scores 7.73/10 (Good) on Lunoo, making it a well-rated option in the Gemstone category.
What are the best alternatives to Cobalt Spinel?
See our alternatives page for Cobalt Spinel for a ranked list with scores. Top alternatives include: Serendibite, Taaffeite, Hauyne.
How does Cobalt Spinel compare to Serendibite?
See our detailed comparison of Cobalt Spinel vs Serendibite with scores, features, and an AI-powered verdict.
Is Cobalt Spinel worth it in 2026?
With a score of 7.73/10, Cobalt Spinel is a solid option in Gemstone. See all Gemstone ranked.
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