Topaz comes in a varity of colors, both natural and heat treated. Natural colors range from white to yellow-brown tones with some hint of pink. Every so often a natural blue is found. In areas of the earth where there was extreme heat during the cooling process as the Topaz was formed millions of years ago, there will be shades of blue and even some pink and orange.
The pink to orange are the most valuable.
They have been named Imperial Topaz and are priced at over 10 times the cost of common Topaz.