Amethyst is a striking purple variety of quartz and serves as the official . Renowned for its captivating hues—ranging from delicate lavender to deep royal violet—it has been prized by civilizations for millennia as a symbol of royalty, clarity, and protection. Scientific Properties & Formation
Amethyst is a hard, durable mineral with a rating of , making it highly resistant to scratching and suitable for everyday jewelry.
Study on the effect of heat treatment on amethyst color and ... - Nature
