Figure 5From: Degradation of archaeological horn silver artefacts in burials SEM Picture in BSE (BackScattered Electron) of sample S3: a- (1: dark phase in mineralized core, 2: light phase in the inner layer, 3: outer layer, 4: resin); b- the entire sample (1: metallic core, 2: inner layer, 3: outer layer, 4: resin). Back to article page