Never more popular, dangly earrings are not just for diamonds anymore. Browse our selection of dangly and drop Tanzanite earrings and make a fashion statement! A pair of tanzanite earrings makes for an unforgettable gift. A rare and precious gem, tanzanite is sure to please. A pair of peridot earrings sparkle by day, and remain brilliant at night. The Romans called peridot the “evening emerald†whose vibrant green color remained visible by lamplight.