To see a world in a grain of sand and heaven in a wild flower, hold infinity in the palm of your hand and eternity in an hour. -William Blake. Your spirituality is on display with Opal infinity jewelry. 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. Ruby is known as the gem of courage. Wearing a ruby pendant can help you get through the trials and tribulations of life.