Jade is often impregnated with wax to disguise fractures and improve its polish appearance. On other occasions, it may be dyed or heated to produce or improve color.
Type-B Jadeite, Type-B Jade
Almost Any Color
Bleach And Impregnated Jade Classification
Bleach and Impregnated Jade
Bleach and Impregnated Jadeite
almost any color
type-b jadeite, type-b jade
Appearance, RI, spectrum, SG and magnification.
Bleach And Impregnated Jade Optical Properties
Semitransparent To Opaque
1.666-1.68 Tolerance: (+0.008/-0.008)
SWUV: Generally inertRed, pink or purple: weak to strong orange LWUV: Generally inertRed, pink or purple: moderate to strong orange
Bleach And Impregnated Jade Chemistry & Crystallography
sodium aluminum silicate
Bleach And Impregnated Jade Characteristic Physical Properties
Type B jadeite has been bleached in acid to remove staining and then it has been impregnated with wax or polymers. It will show etch boundaries between the individual crystal grains. Advanced lab testing is usually required to detect polymer impregnation.