Starfire Crystal: Starfire Crystal is lead free and has a low iron content. The removal of this pigmentation results in a highly polished crystal award with slight blue sparkle. The contrast of color created by deep etching has made Jade Crystal a very popular choice for Award and Recognition pieces. The result of the sand etching, is a three-dimensional and highly distinctive logo/text on the crystal. See why the biggest and most prestigious organizations trust their recognition and gift giving projects to Abletrophies.com