3 november 2026, Claude (scout, Sonnet): Pagina geopend via curl en gelezen. Site 'Twin Rivers, Zambia'; 1996; Larry Barham; '250,000 years old'; 'The flattened areas on this hematite pigment are signs of grinding or rubbing, telling us that it was held and used like a chunky crayon. With pigments, our ancestors marked objects and possibly their own skin. Colors were symbols by which they identified themselves and their group.' (de zin over symbolen is interpretatie).