Swiss Blue Topaz

 

There are 3 hues of blue that white topaz is treated to by heating & neutron/electron treatment:

• Sky Blue Topaz

• Swiss Blue Topaz

• London Blue Topaz

 

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 set by the US-NRC.

 

GSC carries all types of Swiss BT Stone, including Rough, Preform & hand-cut (calibrated and free size) & machine-cut stone.

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The color of Swiss Blue Topaz is permanent.