The term Type A jade is often thought to be a grading term indicating the highest grade of jade. In fact, the grades of A, B, and C refer only to jadeite treatments and do not address any other quality parameters such as color, clarity, or luster.
About White Jade
White Jade is a gemstone that has the meaning and properties of healing. It has been told that there is a bright and positive power of light condensed inside. This gemstone has been believed for its power to make your feelings calm and peaceful. ... It is a gemstone that would purify the energy of your heart.