Calibrated Sky Blue Topaz
Specify size, shape and quality when ordering. Prices are subject to change without notice. Actual carat weight may vary from the average carat weight listed.
* Sky Blue Topaz - which is a moderately strong light blue topaz resulting from treating colorless topaz with gamma rays from Cobalt 60 or electrons by electron accelerators. The treatment is then followed by heat treatment.
1) For a time, it depressed the prices of aquamarine, as sky blue topaz made a pretty good aqua simulant at about 1/10th the price.
The lightest shades, known as Sky Blue Topaz, resemble Aquamarine and are substituted for the March birthstone.
As well as the renowned sky blue topaz, the more intense coloring of Swiss blue and London blue topaz are also becoming increasingly popular.
Glacier Topaz™ ...
Light blue topaz and is sometimes referred to by its brand names - Sky blue topaz (light blue), Swiss blue topaz (deep blue) and London blue topaz (deep ink blue).
C
Cabochon ...
Among the trade names for the various shades of blue are sky blue, Swiss blue and London blue. The lightest of these shades is sky blue topaz, which resembles a watery summer sky, ...
 See also: Stone, Gemstone, Blue topaz, Color, Topaz
  
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