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.