One of the rarer stones, blue topaz is a brilliant stone to use as a pendant on silver. Normally, the bluish color is so light that the stone is more transparent than blue. Finding considerably blue topaz is quite rare so the price for such pieces can be quite high. Normally, blue topaz is irradiated and heated in order to reveal a much visible blue color. Blue is a pretty cool color so this works well with silver and clothing that tends to be on the cooler, darker tones. Black on blue topaz is a brilliant way to exhibit its luxurious color while wearing white can make it equally brilliant but focuses more on its clarity than its color.