Smoky Quartz Gem

The Smoky Quartz Gem (sometimes referred to simply as Quartz Gem) is one of the magical Starfire Gems. It enables its user to summon magical rings that can be used in a variety of ways.

History
As Master Hikita was dying, he gifted each of the Guardians of the Magic with one of the Starfire Gems. He gave the Smoky Quartz Gem to Steel, who used the gem on several adventures with Princess Tenko.