Figure 2From: Investigations by Raman microscopy, ESEM and FTIR-ATR of wall paintings from Qasr el-Ghuieta temple, Kharga Oasis, Egypt Optical photomicrographs of: (a) blue pigment sample (microscope objective 50× magnification, under reflected light), (b) yellow pigment sample (microscope objective 20× magnification, under reflected light). Back to article page