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 Fire Opal infinity jewelry. Opal is a treasured gem all over the world. A symbol of hope, purity, and love, opal earrings make an elegant and luxurious gift. White topaz is a popular substitute for the birthstone of April, which is diamond. A pair of white topaz earrings is an affordable alternative to expensive diamond studs.