A barium-containing mineral benitoite (barium titanium silicate) occurs as a very rare blue fluorescent gemstone, and is the official state gem of California.

Added to which, Numidia yields two rare gemstones and a lot of gold.

On her middle finger glowed a huge kernel ruby, the rarest gemstone in the system.

A rare few magical gemstones do not fit into the categories mentioned above, generally possessing far more power than normal.

It adjoins the Morgan Memorial Hall of Gems showcasing many rare, and valuable gemstones.

Dorrance's aura was different-fabulously different-but even the most prosaic of the others glittered like rare and infinitely desirable gemstones.

Emerald is a rare and valuable gemstone and, as such, it has provided the incentive for developing synthetic emeralds.

It has a very rare but attractive gemstones and cat's eye.

Packed full of diamonds and rare gemstones, these shoes will dazzle your eyes and drain your wallet.

Cullen Hall of Gems & Minerals, featuring a large exhibit of over 750 crystallized mineral specimens and rare gemstones.