Blue Topaz helps to improve communication and self-expression of people. Therefore, it is recommended for those who are weak to articulate their thoughts. Blue is a very relaxing color and is also the color of the neck chakra, which is why people wear it around the neck.
Blue topaz promotes harmony and relaxation and can be especially helpful in healing hurt feelings and calming frayed nerves. In the past, topaz has been used to soothe fears and protect against nightmares to give a restful and serene night's sleep. Ancient civilizations believed the blue topaz to have cooling powers.