doi:10.7916/d8-hk6j-7h35Sidereal Silence: Irish Study #30Turner-Yamamoto, Shinjipaintingsmixed mediastill imagePainting made up of: ca. 450-million-year-old Ordovician fossil dust, turf ash, calcium carbonate, magnesium silicate, mica, rainwater, silver leaf, gesso, clay bole, animal glue, tree resin, raw cotton canvas