Dyed, Bleach and Impregnated Jade Classification
Dyed, Bleach and Impregnated Jade
Dyed, Bleach and Impregnated Jadeite
type-b jadeite, type-b jade, type-c jadeite, type-c jade
Appearance, RI, spectrum, SG and magnification. The detection of dyes might require advanced lab testing. Scratch test can be used but is destructive.
Dyed jadeite stones will have a broad band in the red area of the spectrum and natural jadeite colored with chrome will only have 3 lines in the yellow, orange and red.