Opal symbolizes confidence, clarity, and calmness and is said to promote faith in oneself and hope for the future. Wear an opal pendant to capture these qualities. The gem in a citrine pendant is considered a harmonious, optimistic, and cheerful stone with the ability to brighten up our hearts darkest places Topaz is known as the gem that has the power to improve one’s communication skills. A white topaz pendant may make you a more eloquent and confident speaker.