Figure 5
Classes of altiration on quartz artefacts. Description of the alteration stages at macroscopic and microscopic scales (macroscopic scale is 1 mm; microscopic scale is 100 μm).
Figure 5 | Scientific Reports
Classes of altiration on quartz artefacts. Description of the alteration stages at macroscopic and microscopic scales (macroscopic scale is 1 mm; microscopic scale is 100 μm).
