Gemstone | Gems Benefits | Gemstone Powers - Chakrayog Jan. 2017 | Page 3
Tanzanite – Though rarely used , tanzanites have been coated to improve the intensity of their blue-violet color .
The intense pink color of these three diamonds is the result of a surface coating
Quartz – Occasionally , quartz is coated with metal oxides to create colors rarely seen in natural quartz .
SURFACE COATING
– altering a gem ’ s appearance by applying a coloring agent like paint
Tanzanite – Though rarely used , tanzanites have been coated to improve the intensity of their blue-violet color .
The intense pink color of these three diamonds is the result of a surface coating
Quartz – Occasionally , quartz is coated with metal oxides to create colors rarely seen in natural quartz .