Figure 11
From: Investigation of the painting materials in Zhongshan Grottoes(Shaanxi, China)

Sample S6, a) VIS-photomicrograph and b) UV-photomicrograph.
From: Investigation of the painting materials in Zhongshan Grottoes(Shaanxi, China)
Sample S6, a) VIS-photomicrograph and b) UV-photomicrograph.