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 Amethyst infinity jewelry. An amethyst pendant is said to bring spirituality, tranquility and peace to the wearer. It is even said to help one succeed in business. Ruby is known as the gem of courage. Wearing a ruby pendant can help you get through the trials and tribulations of life.