Blombos M2 level,    South Africa Go to Data Dashboard
user: data author
upper age limit boundary
approx. average age
lower age limit boundary
dating method species (lumped) biology notes industry archaeology notes locality data notes paleoanthropology general notes

Henry
rate entry
0.074
0.09
OSL
Jacobs Z. Duller G. A. T. Wintle A. G. & Henshilwood C. S. (2006). Extending the chronology of deposits at Blombos Cave South Africa back to 140ka using optical dating of single and multiple grains of quartz. Journal of human evolution 51(3) 255-273.
 sapiens
Homo sapiens
mode3 mode3 fire bone_tools ochre carve; Bec; pigments or ochre - in situ; pigments or ochre - unequivocal symbolic utilization ;
Henshilwood Christopher S. Fransesco d'Errico Ian Watts. Engraved ochres from the Middle Stone Age levels at Blombos Cave South Africa. Journal of Human Evolution 57 (2009) 27-47