Topaz > Swiss Blue Topaz
Swiss Blue Topaz
There are 3 hues of blue that white topaz is treated to by heating & neutron/electron treatment:
Swiss Blue Topaz is the most popular hue of Blue in Blue Topaz.
Swiss Blue Topaz can be achieved by bombarding the stones with neutron and electron treatment. The stones become radioactive after Neutron treatment and can only be released into the market for sale after they have passed the certified radiation level.
GSC carries all types of Swiss BT Stone, including Rough, Preform & hand-cut & machine-cut stone (calibrated and free size).
The color of Swiss Blue Topaz is permanent.