About Conservation and restoration of Tibetan thangkas
The conservation and restoration of Tibetan thangkas is the physical preservation of the traditional religious Tibetan painting form known as a thangka. When applied to thangkas of significant cultural heritage, this activity is generally undertaken by a conservator-restorer.
A thangka, variously spelt as thangka, tangka, thanka, or tanka, is a Tibetan Buddhist painting on cotton, silk appliqué, usually depicting a Buddhist deity, scene, or mandala.
Thangkas are traditionally kept unframed and rolled up when not on display, mounted on a textile backing somewhat in the style of Chinese scroll paintings, with a further silk cover on the front.
So treated, thangkas can last a long time, but because of their delicate nature, .